| crossing | | |
| n. (act) | 1. crossing | traveling across. |
| ~ travel, traveling, travelling | the act of going from one place to another.; "he enjoyed selling but he hated the travel" |
| ~ fording, ford | the act of crossing a stream or river by wading or in a car or on a horse. |
| ~ traversal, traverse | taking a zigzag path on skis. |
| n. (object) | 2. crossing, ford | a shallow area in a stream that can be forded. |
| ~ 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" |
| ~ stream, watercourse | a natural body of running water flowing on or under the earth. |
| n. (location) | 3. crossing | a point where two lines (paths or arcs etc.) intersect. |
| ~ point | the precise location of something; a spatially limited location.; "she walked to a point where she could survey the whole street" |
| n. (artifact) | 4. carrefour, crossing, crossroad, crossway, intersection | a junction where one street or road crosses another. |
| ~ street corner, turning point, corner | the intersection of two streets.; "standing on the corner watching all the girls go by" |
| ~ junction | the place where two or more things come together. |
| ~ grade crossing, level crossing | intersection of a railway and a road on the same level; barriers close road when trains pass. |
| ~ road, route | an open way (generally public) for travel or transportation. |
| n. (artifact) | 5. crossing, crossover, crosswalk | a path (often marked) where something (as a street or railroad) can be crossed to get from one side to the other. |
| ~ grade separation | a crossing that uses an underpass or overpass. |
| ~ path | a way especially designed for a particular use. |
| ~ pedestrian crossing, zebra crossing | street crossing where pedestrians have right of way; often marked in some way (especially with diagonal stripes). |
| n. (act) | 6. cross, crossbreeding, crossing, hybridisation, hybridization, hybridizing, interbreeding | (genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids. |
| ~ mating, pairing, sexual union, coupling, union, conjugation | the act of pairing a male and female for reproductive purposes.; "the casual couplings of adolescents"; "the mating of some species occurs only in the spring" |
| ~ dihybrid cross | hybridization using two traits with two alleles each. |
| ~ monohybrid cross | hybridization using a single trait with two alleles (as in Mendel's experiments with garden peas). |
| ~ reciprocal cross, reciprocal | hybridization involving a pair of crosses that reverse the sexes associated with each genotype. |
| ~ test-cross, testcross | a cross between an organism whose genotype for a certain trait is unknown and an organism that is homozygous recessive for that trait so the unknown genotype can be determined from that of the offspring. |
| ~ genetic science, genetics | the branch of biology that studies heredity and variation in organisms. |
| n. (act) | 7. crossing | a voyage across a body of water (usually across the Atlantic Ocean). |
| ~ voyage | a journey to some distant place. |
| junction | | |
| n. (artifact) | 1. junction | the place where two or more things come together. |
| ~ interchange | a junction of highways on different levels that permits traffic to move from one to another without crossing traffic streams. |
| ~ carrefour, crossroad, crossway, intersection, crossing | a junction where one street or road crosses another. |
| ~ railway junction | a junction where two or more railway lines meet or cross. |
| ~ t-junction | a junction where two roads or pipes etc. meet to form a T. |
| ~ rotary, roundabout, traffic circle, circle | a road junction at which traffic streams circularly around a central island.; "the accident blocked all traffic at the rotary" |
| ~ place, spot, topographic point | a point located with respect to surface features of some region.; "this is a nice place for a picnic"; "a bright spot on a planet" |
| n. (state) | 2. colligation, conjugation, conjunction, junction | the state of being joined together. |
| ~ anastomosis, inosculation | a natural or surgical joining of parts or branches of tubular structures so as to make or become continuous. |
| ~ synapse | the junction between two neurons (axon-to-dendrite) or between a neuron and a muscle.; "nerve impulses cross a synapse through the action of neurotransmitters" |
| ~ unification, union | the state of being joined or united or linked.; "there is strength in union" |
| n. (shape) | 3. articulation, join, joint, junction, juncture | the shape or manner in which things come together and a connection is made. |
| ~ esophagogastric junction, oesophagogastric junction | the junction between the esophagus and the stomach epithelium. |
| ~ connexion, link, connection | a connecting shape. |
| n. (artifact) | 4. conjunction, junction | something that joins or connects. |
| ~ connecter, connector, connective, connection, connexion | an instrumentality that connects.; "he soldered the connection"; "he didn't have the right connector between the amplifier and the speakers" |
| ~ tangency, contact | (electronics) a junction where things (as two electrical conductors) touch or are in physical contact.; "they forget to solder the contacts" |
| ~ joint | junction by which parts or objects are joined together. |
| ~ barrier strip, junction barrier | a junction unit for connecting 2 cables without the need for plugs. |
| ~ splice, splicing | a junction where two things (as paper or film or magnetic tape) have been joined together.; "the break was due to an imperfect splice" |
| ~ thermojunction | a junction between two dissimilar metals across which a voltage appears. |
| n. (act) | 5. adjunction, junction | an act of joining or adjoining things. |
| ~ joining, connexion, connection | the act of bringing two things into contact (especially for communication).; "the joining of hands around the table"; "there was a connection via the internet" |
| branch | | |
| n. (group) | 1. arm, branch, subdivision | a division of some larger or more complex organization.; "a branch of Congress"; "botany is a branch of biology"; "the Germanic branch of Indo-European languages" |
| ~ local post office, post office | a local branch where postal services are available. |
| ~ division | an administrative unit in government or business. |
| ~ executive branch, executive office of the president | the branch of the United States government that is responsible for carrying out the laws. |
| ~ legislative branch | the branch of the United States government that has the power of legislating. |
| ~ judicial branch | the branch of the United States government responsible for the administration of justice. |
| n. (plant) | 2. branch | a division of a stem, or secondary stem arising from the main stem of a plant. |
| ~ stalk, stem | a slender or elongated structure that supports a plant or fungus or a plant part or plant organ. |
| ~ bark | tough protective covering of the woody stems and roots of trees and other woody plants. |
| ~ deadwood | a branch or a part of a tree that is dead. |
| ~ tree branch, limb | any of the main branches arising from the trunk or a bough of a tree. |
| ~ branchlet, sprig, twig | a small branch or division of a branch (especially a terminal division); usually applied to branches of the current or preceding year. |
| n. (shape) | 3. branch, leg, ramification | a part of a forked or branching shape.; "he broke off one of the branches" |
| ~ subfigure | a figure that is a part of another figure. |
| ~ forking, furcation | the place where something divides into branches. |
| ~ bifurcation | a bifurcating branch (one or both of them). |
| ~ brachium | (biology) a branching or armlike part of an animal. |
| ~ crotch, fork | the region of the angle formed by the junction of two branches.; "they took the south fork"; "he climbed into the crotch of a tree" |
| n. (phenomenon) | 4. branch, offset, offshoot, outgrowth | a natural consequence of development. |
| ~ consequence, effect, result, upshot, outcome, event, issue | a phenomenon that follows and is caused by some previous phenomenon.; "the magnetic effect was greater when the rod was lengthwise"; "his decision had depressing consequences for business"; "he acted very wise after the event" |
| n. (object) | 5. branch | a stream or river connected to a larger one. |
| ~ billabong | a branch of a river made by water flowing from the main stream only when the water level is high. |
| ~ distributary | a branch of a river that flows away from the main stream and does not rejoin it. |
| ~ confluent, tributary, affluent, feeder | a branch that flows into the main stream. |
| ~ stream, watercourse | a natural body of running water flowing on or under the earth. |
| n. (artifact) | 6. arm, branch, limb | any projection that is thought to resemble a human arm.; "the arm of the record player"; "an arm of the sea"; "a branch of the sewer" |
| ~ projection | any structure that branches out from a central support. |
| v. (change) | 7. branch, ramify | grow and send out branches or branch-like structures.; "these plants ramify early and get to be very large" |
| ~ grow | become larger, greater, or bigger; expand or gain.; "The problem grew too large for me"; "Her business grew fast" |
| ~ furcate, branch, fork, ramify, separate | divide into two or more branches so as to form a fork.; "The road forks" |
| v. (change) | 8. branch, fork, furcate, ramify, separate | divide into two or more branches so as to form a fork.; "The road forks" |
| ~ branch, ramify | grow and send out branches or branch-like structures.; "these plants ramify early and get to be very large" |
| ~ arborise, arborize | branch out like trees.; "nerve fibers arborize" |
| ~ twig | branch out in a twiglike manner.; "The lightning bolt twigged in several directions" |
| ~ bifurcate | divide into two branches.; "The road bifurcated" |
| ~ trifurcate | divide into three.; "The road trifurcates at the bridge" |
| ~ diverge | move or draw apart.; "The two paths diverge here" |
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