| canal | | |
| n. (object) | 1. canal | (astronomy) an indistinct surface feature of Mars once thought to be a system of channels; they are now believed to be an optical illusion. |
| ~ astronomy, uranology | the branch of physics that studies celestial bodies and the universe as a whole. |
| ~ channel | a deep and relatively narrow body of water (as in a river or a harbor or a strait linking two larger bodies) that allows the best passage for vessels.; "the ship went aground in the channel" |
| n. (body) | 2. canal, channel, duct, epithelial duct | a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance.; "the tear duct was obstructed"; "the alimentary canal"; "poison is released through a channel in the snake's fangs" |
| ~ pore | any small opening in the skin or outer surface of an animal. |
| ~ passageway, passage | a path or channel or duct through or along which something may pass.; "the nasal passages" |
| ~ canalis vertebralis, spinal canal, vertebral canal | the canal in successive vertebrae through which the spinal cord passes. |
| ~ ductule, ductulus | a very small duct. |
| ~ canaliculus | a small canal or duct as in some bones and parts of plants. |
| ~ canal of schlemm, schlemm's canal, sinus venosus sclerae | a circular canal in the eye that drains aqueous humor from the anterior chamber of the eye into the anterior ciliary veins. |
| ~ venous sinus, sinus | a wide channel containing blood; does not have the coating of an ordinary blood vessel. |
| ~ ampulla | the dilated portion of a canal or duct especially of the semicircular canals of the ear. |
| ~ lachrymal duct, lacrimal duct, tear duct | any of several small ducts that carry tears from the lacrimal glands. |
| ~ nasolacrimal duct | a duct that carries tears from the lacrimal sac to the nasal cavity. |
| ~ haversian canal | any of the many tiny canals that contain blood vessels and connective tissue and that form a network in bone. |
| ~ hepatic duct | the duct that drains bile from the liver. |
| ~ canalis inguinalis, inguinal canal | oblique passage through the lower abdominal wall; in males it is the passage through which the testes descend into the scrotum and it contains the spermatic cord; in females it transmits the round ligament of the uterus. |
| ~ bile duct, common bile duct | a duct formed by the hepatic and cystic ducts; opens into the duodenum. |
| ~ pancreatic duct | a duct connecting the pancreas with the intestine. |
| ~ lymph vessel, lymphatic vessel | a vascular duct that carries lymph which is eventually added to the venous blood circulation. |
| ~ salivary duct | a duct through which saliva passes from the salivary gland into the mouth. |
| ~ aqueductus cerebri, cerebral aqueduct, sylvian aqueduct | a canal connecting the third and fourth ventricles. |
| ~ ureter | either of a pair of thick-walled tubes that carry urine from the kidney to the urinary bladder. |
| ~ urethra | duct through which urine is discharged in most mammals and which serves as the male genital duct. |
| ~ canalis cervicis uteri, cervical canal | a spindle-shaped canal extending from the uterus to the vagina. |
| ~ umbilical, umbilical cord | membranous duct connecting the fetus with the placenta. |
| ~ vagina | the lower part of the female reproductive tract; a moist canal in female mammals extending from the labia minora to the uterus.; "the vagina receives the penis during coitus"; "the vagina is elastic enough to allow the passage of a fetus" |
| ~ epididymis | a convoluted tubule in each testis; carries sperm to vas deferens. |
| ~ ductus deferens, vas deferens | a duct that carries spermatozoa from the epididymis to the ejaculatory duct. |
| ~ seminal duct | the efferent duct of the testis in man. |
| ~ ejaculatory duct | a part of the seminal duct formed by the duct from the seminal vesicle and the vas deferens; passes through the prostate gland. |
| ~ cartilaginous tube | a duct with cartilaginous walls. |
| ~ bronchiole | any of the smallest bronchial ducts; ending in alveoli. |
| ~ alimentary canal, alimentary tract, digestive tract, digestive tube, gastrointestinal tract, gi tract | tubular passage of mucous membrane and muscle extending about 8.3 meters from mouth to anus; functions in digestion and elimination. |
| ~ lactiferous duct | ducts of the mammary gland that carry milk to the nipple. |
| n. (artifact) | 3. canal | long and narrow strip of water made for boats or for irrigation. |
| ~ caledonian canal | a canal in northern Scotland that links North Sea with the Atlantic Ocean; runs diagonally between Moray Firth at the northeastern end and Loch Linnhe at the southwestern end; now little used. |
| ~ caloosahatchee canal | a canal that connects Lake Okeechobee with the Caloosahatchee River in southern Florida to form part of the Cross-Florida Waterway. |
| ~ cut | a canal made by erosion or excavation. |
| ~ industrial watercourse | a canal that is operated by one or more industries. |
| ~ lock chamber, lock | enclosure consisting of a section of canal that can be closed to control the water level; used to raise or lower vessels that pass through it. |
| ~ lockage | a system of locks in a canal or waterway. |
| ~ raceway, race | a canal for a current of water. |
| ~ ship canal, shipway | a canal large enough for seagoing vessels. |
| ~ waterway, watercourse | a conduit through which water flows. |
| ~ grand canal | an inland waterway 1000 miles long in eastern China; extends from Tianjin in the north to Hangzhou in the south. |
| ~ grand canal | the major waterway in Venice, Italy. |
| ~ cape cod canal | a canal connecting Cape Cod Bay with Buzzards Bay. |
| ~ erie canal | an artificial waterway connecting the Hudson river at Albany with Lake Erie at Buffalo; built in the 19th century; now part of the New York State Barge Canal. |
| ~ new york state barge canal | a system of canals crossing New York State and connecting the Great Lakes with the Hudson River and Lake Champlain. |
| v. (possession) | 4. canal, canalise, canalize | provide (a city) with a canal. |
| ~ furnish, provide, supply, render | give something useful or necessary to.; "We provided the room with an electrical heater" |
| channel | | |
| n. (communication) | 1. channel, transmission channel | a path over which electrical signals can pass.; "a channel is typically what you rent from a telephone company" |
| ~ transmission | communication by means of transmitted signals. |
| n. (artifact) | 2. channel | a passage for water (or other fluids) to flow through.; "the fields were crossed with irrigation channels"; "gutters carried off the rainwater into a series of channels under the street" |
| ~ gutter, trough | a channel along the eaves or on the roof; collects and carries away rainwater. |
| ~ limbers | a channel or gutter on either side of a ship's keelson; carries bilge water into the pump well. |
| ~ passage | a way through or along which someone or something may pass. |
| n. (shape) | 3. channel, groove | a long narrow furrow cut either by a natural process (such as erosion) or by a tool (as e.g. a groove in a phonograph record). |
| ~ dado | a rectangular groove cut into a board so that another piece can fit into it. |
| ~ fluting, flute | a groove or furrow in cloth etc (particularly a shallow concave groove on the shaft of a column). |
| ~ quirk | a narrow groove beside a beading. |
| ~ rabbet, rebate | a rectangular groove made to hold two pieces together. |
| ~ track | a groove on a phonograph recording. |
| ~ rut | a groove or furrow (especially one in soft earth caused by wheels). |
| ~ imprint, impression, depression | a concavity in a surface produced by pressing.; "he left the impression of his fingers in the soft mud" |
| ~ stria, striation | any of a number of tiny parallel grooves such as: the scratches left by a glacier on rocks or the streaks or ridges in muscle tissue. |
| ~ washout | the channel or break produced by erosion of relatively soft soil by water.; "it was several days after the storm before they could repair the washout and open the road" |
| n. (object) | 4. channel | a deep and relatively narrow body of water (as in a river or a harbor or a strait linking two larger bodies) that allows the best passage for vessels.; "the ship went aground in the channel" |
| ~ harlem river | a channel separating Manhattan from the Bronx. |
| ~ body of water, water | the part of the earth's surface covered with water (such as a river or lake or ocean).; "they invaded our territorial waters"; "they were sitting by the water's edge" |
| ~ canal | (astronomy) an indistinct surface feature of Mars once thought to be a system of channels; they are now believed to be an optical illusion. |
| ~ english channel | an arm of the Atlantic Ocean that forms a channel between France and Britain. |
| ~ gut | a narrow channel or strait. |
| ~ hampton roads | a channel in southeastern Virginia through which the Elizabeth River and the James River flow into Chesapeake Bay. |
| ~ mozambique channel | an arm of the Indian Ocean between Madagascar and southeastern Africa. |
| ~ rill | a small channel (as one formed by soil erosion). |
| ~ river | a large natural stream of water (larger than a creek).; "the river was navigable for 50 miles" |
| ~ strait, sound | a narrow channel of the sea joining two larger bodies of water. |
| ~ tideway | a channel in which a tidal current runs. |
| ~ watercourse | natural or artificial channel through which water flows. |
| ~ windward passage | a channel between eastern Cuba and western Haiti that connects the Atlantic Ocean with the Caribbean Sea. |
| n. (communication) | 5. channel, communication channel, line | (often plural) a means of communication or access.; "it must go through official channels"; "lines of communication were set up between the two firms" |
| ~ communicating, communication | the activity of communicating; the activity of conveying information.; "they could not act without official communication from Moscow" |
| ~ back channel | an alternative to the regular channels of communication that is used when agreements must be made secretly (especially in diplomacy or government).; "they negotiated via a back channel" |
| ~ lens | (metaphor) a channel through which something can be seen or understood.; "the writer is the lens through which history can be seen" |
| ~ inter-group communication, liaison, contact, link | a channel for communication between groups.; "he provided a liaison with the guerrillas" |
| ~ plural, plural form | the form of a word that is used to denote more than one. |
| ~ line of gab, patter, spiel | plausible glib talk (especially useful to a salesperson). |
| n. (artifact) | 6. channel, television channel, tv channel | a television station and its programs.; "a satellite TV channel"; "surfing through the channels"; "they offer more than one hundred channels" |
| ~ television station, tv station | station for the production and transmission of television broadcasts. |
| n. (act) | 7. channel, distribution channel | a way of selling a company's product either directly or via distributors.; "possible distribution channels are wholesalers or small retailers or retail chains or direct mailers or your own stores" |
| ~ marketing | the commercial processes involved in promoting and selling and distributing a product or service.; "most companies have a manager in charge of marketing" |
| v. (motion) | 8. carry, channel, conduct, convey, impart, transmit | transmit or serve as the medium for transmission.; "Sound carries well over water"; "The airwaves carry the sound"; "Many metals conduct heat" |
| ~ convey, express, carry | serve as a means for expressing something.; "The painting of Mary carries motherly love"; "His voice carried a lot of anger" |
| ~ bring, convey, take | take something or somebody with oneself somewhere.; "Bring me the box from the other room"; "Take these letters to the boss"; "This brings me to the main point" |
| ~ wash up | carry somewhere (of water or current or waves).; "The tide washed up the corpse" |
| ~ pipe in | bring in through pipes.; "Music was piped into the offices" |
| ~ bring in | transmit.; "The microphone brought in the sounds from the room next to mine" |
| ~ retransmit | transmit again. |
| ~ carry | be conveyed over a certain distance.; "Her voice carries very well in this big opera house" |
| v. (motion) | 9. canalise, canalize, channel | direct the flow of.; "channel information towards a broad audience" |
| ~ channelise, channelize, guide, maneuver, steer, manoeuver, manoeuvre, point, head, direct | direct the course; determine the direction of travelling. |
| v. (contact) | 10. channel, channelise, channelize, transfer, transmit, transport | send from one person or place to another.; "transmit a message" |
| ~ fetch, bring, get, convey | go or come after and bring or take back.; "Get me those books over there, please"; "Could you bring the wine?"; "The dog fetched the hat" |
| ~ project | transfer (ideas or principles) from one domain into another. |
| ~ propagate | transmit.; "propagate sound or light through air" |
| ~ translate | bring to a certain spiritual state. |
| ~ release, turn | let (something) fall or spill from a container.; "turn the flour onto a plate" |
| ~ send out, send | to cause or order to be taken, directed, or transmitted to another place.; "He had sent the dispatches downtown to the proper people and had slept" |
| ~ move, displace | cause to move or shift into a new position or place, both in a concrete and in an abstract sense.; "Move those boxes into the corner, please"; "I'm moving my money to another bank"; "The director moved more responsibilities onto his new assistant" |
| ditch | | |
| n. (artifact) | 1. ditch | a long narrow excavation in the earth. |
| ~ drainage ditch | a ditch for carrying off excess water or sewage. |
| ~ excavation | a hole in the ground made by excavating. |
| ~ irrigation ditch | a ditch to supply dry land with water artificially. |
| ~ sunk fence, ha-ha, haw-haw | a ditch with one side being a retaining wall; used to divide lands without defacing the landscape. |
| ~ trench | a ditch dug as a fortification having a parapet of the excavated earth. |
| ~ trench | any long ditch cut in the ground. |
| n. (object) | 2. ditch | any small natural waterway. |
| ~ waterway | a navigable body of water. |
| v. (possession) | 3. ditch | forsake.; "ditch a lover" |
| ~ desert, desolate, forsake, abandon | leave someone who needs or counts on you; leave in the lurch.; "The mother deserted her children" |
| v. (possession) | 4. chuck, ditch | throw away.; "Chuck these old notes" |
| ~ argot, jargon, lingo, patois, vernacular, slang, cant | a characteristic language of a particular group (as among thieves).; "they don't speak our lingo" |
| ~ abandon | forsake, leave behind.; "We abandoned the old car in the empty parking lot" |
| v. (possession) | 5. ditch, dump | sever all ties with, usually unceremoniously or irresponsibly.; "The company dumped him after many years of service"; "She dumped her boyfriend when she fell in love with a rich man" |
| ~ get rid of, remove | dispose of.; "Get rid of these old shoes!"; "The company got rid of all the dead wood" |
| v. (motion) | 6. ditch | make an emergency landing on water. |
| ~ air travel, aviation, air | travel via aircraft.; "air travel involves too much waiting in airports"; "if you've time to spare go by air" |
| ~ crash land | make an emergency landing. |
| v. (contact) | 7. ditch | crash or crash-land.; "ditch a car"; "ditch a plane" |
| ~ crash | cause to crash.; "The terrorists crashed the plane into the palace"; "Mother crashed the motorbike into the lamppost" |
| v. (contact) | 8. ditch, trench | cut a trench in, as for drainage.; "ditch the land to drain it"; "trench the fields" |
| ~ hollow, excavate, dig | remove the inner part or the core of.; "the mining company wants to excavate the hillside" |
| drainage | | |
| n. (act) | 1. drain, drainage | emptying something accomplished by allowing liquid to run out of it. |
| ~ emptying, evacuation, voidance | the act of removing the contents of something. |
| gutter | | |
| n. (artifact) | 1. gutter, trough | a channel along the eaves or on the roof; collects and carries away rainwater. |
| ~ channel | a passage for water (or other fluids) to flow through.; "the fields were crossed with irrigation channels"; "gutters carried off the rainwater into a series of channels under the street" |
| ~ slideway, sloping trough, chute, slide | sloping channel through which things can descend. |
| ~ cullis | a gutter in a roof. |
| ~ gable roof, saddle roof, saddleback roof, saddleback | a double sloping roof with a ridge and gables at each end. |
| n. (state) | 2. gutter, sewer, toilet | misfortune resulting in lost effort or money.; "his career was in the gutter"; "all that work went down the sewer"; "pensions are in the toilet" |
| ~ bad luck, ill luck, tough luck, misfortune | an unfortunate state resulting from unfavorable outcomes. |
| n. (person) | 3. gutter | a worker who guts things (fish or buildings or cars etc.). |
| ~ worker | a person who works at a specific occupation.; "he is a good worker" |
| n. (artifact) | 4. gutter | a tool for gutting fish. |
| ~ hand tool | a tool used with workers' hands. |
| v. (weather) | 5. gutter | burn unsteadily, feebly, or low; flicker.; "The cooling lava continued to gutter toward lower ground" |
| ~ burn, glow | shine intensely, as if with heat.; "The coals were glowing in the dark"; "The candles were burning" |
| v. (motion) | 6. gutter | flow in small streams.; "Tears guttered down her face" |
| ~ course, flow, run, feed | move along, of liquids.; "Water flowed into the cave"; "the Missouri feeds into the Mississippi" |
| v. (contact) | 7. gutter | wear or cut gutters into.; "The heavy rain guttered the soil" |
| ~ dig into, poke into, probe | examine physically with or as if with a probe.; "probe an anthill" |
| v. (consumption) | 8. gutter | provide with gutters.; "gutter the buildings" |
| ~ cater, ply, provide, supply | give what is desired or needed, especially support, food or sustenance.; "The hostess provided lunch for all the guests" |
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