| coefficient | | |
| n. (quantity) | 1. coefficient | a constant number that serves as a measure of some property or characteristic. |
| ~ constant | a number representing a quantity assumed to have a fixed value in a specified mathematical context.; "the velocity of light is a constant" |
| ~ absorptance, absorption coefficient, coefficient of absorption | a measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substance; the fraction of incident radiant energy absorbed per unit mass or thickness of an absorber.; "absorptance equals 1 minus transmittance" |
| ~ coefficient of drag, drag coefficient | the ratio of the drag on a body moving through air to the product of the velocity and the surface area of the body. |
| ~ coefficient of friction | the ratio of the weight of an object being moved along a surface and the force that maintains contact between the object and the surface. |
| ~ coefficient of mutual induction, mutual inductance | a measure of the induction between two circuits; the ratio of the electromotive force in a circuit to the corresponding change of current in a neighboring circuit; usually measured in henries. |
| ~ coefficient of self induction, self-inductance | the ratio of the electromotive force produced in a circuit by self-induction to the rate of change of current producing it, expressed in henries. |
| ~ modulus | (physics) a coefficient that expresses how much of a specified property is possessed by a specified substance. |
| ~ coefficient of expansion, expansivity | the fractional change in length or area or volume per unit change in temperature at a given constant pressure. |
| ~ coefficient of reflection, reflectance, reflection factor, reflectivity | the fraction of radiant energy that is reflected from a surface. |
| ~ transmittance, transmission | the fraction of radiant energy that passes through a substance. |
| ~ absolute viscosity, coefficient of viscosity, dynamic viscosity | a measure of the resistance to flow of a fluid under an applied force. |
| ~ weighting, weight | (statistics) a coefficient assigned to elements of a frequency distribution in order to represent their relative importance. |
| butterfly | | |
| n. (animal) | 1. butterfly | diurnal insect typically having a slender body with knobbed antennae and broad colorful wings. |
| ~ lepidopteran, lepidopteron, lepidopterous insect | insect that in the adult state has four wings more or less covered with tiny scales. |
| ~ brush-footed butterfly, four-footed butterfly, nymphalid, nymphalid butterfly | medium to large butterflies found worldwide typically having brightly colored wings and much-reduced nonfunctional forelegs carried folded on the breast. |
| ~ ringlet butterfly, ringlet | any of various butterflies belonging to the family Satyridae. |
| ~ danaid, danaid butterfly | large tropical butterfly with degenerate forelegs and an unpleasant taste. |
| ~ pierid, pierid butterfly | any of numerous pale-colored butterflies having three pairs of well-developed legs. |
| ~ sulfur butterfly, sulphur butterfly | any of numerous yellow or orange butterflies. |
| ~ lycaenid, lycaenid butterfly | any of various butterflies of the family Lycaenidae. |
| n. (act) | 2. butterfly, butterfly stroke | a swimming stroke in which the arms are thrown forward together out of the water while the feet kick up and down. |
| ~ swimming stroke | a method of moving the arms and legs to push against the water and propel the swimmer forward. |
| ~ dolphin kick | a swimming kick; an up and down kick of the feet together. |
| v. (motion) | 3. butterfly | flutter like a butterfly. |
| ~ dart, fleet, flit, flutter | move along rapidly and lightly; skim or dart.; "The hummingbird flitted among the branches" |
| v. (contact) | 4. butterfly | cut and spread open, as in preparation for cooking.; "butterflied shrimp" |
| ~ cookery, cooking, preparation | the act of preparing something (as food) by the application of heat.; "cooking can be a great art"; "people are needed who have experience in cookery"; "he left the preparation of meals to his wife" |
| ~ spread, unfold, open, spread out | spread out or open from a closed or folded state.; "open the map"; "spread your arms" |
| v. (communication) | 5. butterfly, chat up, coquet, coquette, dally, flirt, mash, philander, romance | talk or behave amorously, without serious intentions.; "The guys always try to chat up the new secretaries"; "My husband never flirts with other women" |
| ~ talk, speak | exchange thoughts; talk with.; "We often talk business"; "Actions talk louder than words" |
| ~ wanton | engage in amorous play. |
| ~ vamp | act seductively with (someone). |
| fillet | | |
| n. (food) | 1. filet, fillet | a boneless steak cut from the tenderloin of beef. |
| ~ beefsteak | a beef steak usually cooked by broiling. |
| ~ beef tenderloin | beef loin muscle. |
| ~ chateaubriand | a very thick center cut of beef tenderloin. |
| ~ tournedos | thick steak cut from the beef tenderloin. |
| ~ filet mignon | small steak cut from the thick end of a beef tenderloin. |
| n. (food) | 2. filet, fillet, fish filet, fish fillet | a longitudinal slice or boned side of a fish. |
| ~ slice, piece | a serving that has been cut from a larger portion.; "a piece of pie"; "a slice of bread" |
| n. (body) | 3. fillet, lemniscus | a bundle of sensory nerve fibers going to the thalamus. |
| ~ afferent, afferent nerve, sensory nerve | a nerve that passes impulses from receptors toward or to the central nervous system. |
| n. (artifact) | 4. fillet, taenia, tenia | a narrow headband or strip of ribbon worn as a headband. |
| ~ headband | a band worn around or over the head.; "the earphones were held in place by a headband" |
| n. (artifact) | 5. fillet, stopping | fastener consisting of a narrow strip of welded metal used to join steel members. |
| ~ fastening, holdfast, fastener, fixing | restraint that attaches to something or holds something in place. |
| v. (creation) | 6. filet, fillet | decorate with a lace of geometric designs. |
| ~ adorn, decorate, grace, ornament, beautify, embellish | make more attractive by adding ornament, colour, etc..; "Decorate the room for the party"; "beautify yourself for the special day" |
| v. (contact) | 7. filet, fillet | cut into filets.; "filet the fish" |
| ~ cookery, cooking, preparation | the act of preparing something (as food) by the application of heat.; "cooking can be a great art"; "people are needed who have experience in cookery"; "he left the preparation of meals to his wife" |
| ~ cut up, carve | cut to pieces.; "Father carved the ham" |
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