| flash burn | A burn due to very brief exposure to intense radiant heat; the typical burn produced by atomic explosion. (05 Mar 2000) |
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| flash dispersal | The property of rapid disintegration of a tablet when placed on the tongue. (05 Mar 2000) |
| flash evaporator | <apparatus> An apparatus used to concentrate a solute by evaporating its solvent. The device is fairly simple: a heated, rotating glass sphere with an exhaust tube to let the solvent fumes to escape. (09 Oct 1997) |
| flash keratoconjunctivitis | Acute keratoconjunctivitis resulting from exposure to intense ultraviolet irradiation. Synonym: actinic conjunctivitis, arc-flash conjunctivitis, flash keratoconjunctivitis, ophthalmia nivalis, snow conjunctivitis, welder's conjunctivitis. (05 Mar 2000) |
| flash method | Sterilization of milk by raising it rapidly to a temperature of 178캟, holding it there for a short time, and reducing it rapidly to 40캟. (05 Mar 2000) |
| flash point | The lowest temperature at which vapors of a liquid may be ignited by a flame. (05 Mar 2000) |
| flashback | An involuntary recurrence of some aspect of a hallucinatory experience or perceptual distortion occurring some time after taking the hallucinogen that produced the original effect and without subsequent ingestion of the substance. (05 Mar 2000) |
| flashboard riser | <ecology> A weir made with removable boards that can be used to adjust the level of water held up behind the weir. (09 Oct 1997) |
| flasher | 1. One who, or that which, flashes. 2. A man of more appearance of wit than reality. 3. <zoology> A large sparoid fish of the Atlantic coast and all tropical seas (Lobotes Surinamensis). The European red-backed shrile (Lanius collurio). Synonym: flusher. Source: Websters Dictionary (01 Mar 1998) |
| flashing | 1. <engineering> The creation of an artifical flood by the sudden letting in of a body of water; called also flushing. 2. Pieces of metal, built into the joints of a wall, so as to lap over the edge of the gutters or to cover the edge of the roofing; also, similar pieces used to cover the valleys of roofs of slate, shingles, or the like. By extension, the metal covering of ridges and hips of roofs; also, in the United States, the protecting of angles and breaks in walls of frame houses with waterproof material, tarred paper, or the like. Cf. Filleting. 3. The reheating of an article at the furnace aperture during manufacture to restore its plastic condition; especially, the reheating of a globe of crown glass to allow it to assume a flat shape as it is rotated. A mode of covering transparent white glass with a film of coloured glass. <chemistry> Flashing point, that degree of temperature at which a volatile oil gives off vapor in sufficient quantity to burn, or flash, on the approach of a flame, used as a test of the comparative safety of oils, especially. Kerosene; a flashing point of 100 deg F. Is regarded as a fairly safe standard. The burning point of the oil is usually from ten to thirty degree above the flashing point of its vapor. Source: Websters Dictionary (01 Mar 1998) |
| flashing pain syndrome | <syndrome> Sudden, intermittent, and severe brief episodes of pain, without apparent cause, in the distribution of a spinal dermatome; resembles in character the pain of tic douloureux. Compare: tic douloureux. (05 Mar 2000) |
| flask | 1. A small bottle-shaped vessel for holding fluids; as, a flask of oil or wine. 2. A narrow-necked vessel of metal or glass, used for various purposes; as of sheet metal, to carry gunpowder in; or of wrought iron, to contain quicksilver; or of glass, to heat water in, etc. 3. A bed in a gun carriage. 4. The wooden or iron frame which holds the sand, etc, forming the mold used in a foundry; it consists of two or more parts; viz, the cope or top; sometimes, the cheeks, or middle part; and the drag, or bottom part. When there are one or more cheeks, the flask is called a three part flask, four part flask, etc. Erlenmeyer flask, a thin glass flask, flat-bottomed and cone-shaped to allow of safely shaking its contents laterally without danger of spilling; so called from Erlenmeyer, a German chemist who invented it. Florence flask. [From Florence in Italy] Same as Betty. A glass flask, round or pear-shaped, with round or flat bottom, and usually very thin to allow of heating solutions. Pocket flask, a kind of pocket dram bottle, often covered with metal or leather to protect it from breaking. Origin: AS. Flasce, flaxe; akin to D. Flesch, OHG. Flasca, G. Flasche, Icel. & Sw. Flaska, Dan. Flaske, OF. Flasche, LL. Flasca, flasco; of uncertain origin; cf. L. Vasculum, dim. Of vas a vessel, Gr, . Cf. Flagon, Flasket. Source: Websters Dictionary (01 Mar 1998) |
| flask closure | In dentistry, the procedure of bringing the two halves or parts of a flask together; trial flask closure's are preliminary closure's made to eliminate excess denture-base material and to ensure that the mold is completely filled; the final flask closure is the last closure of a flask before curing, following trial packing of the mold with denture-base material. (05 Mar 2000) |
| flasking | The process of investing the cast and a wax denture in a flask preparatory to molding the denture-base material into the form of the denture. (05 Mar 2000) |
| flat | 1. Having an even and horizontal surface, or nearly so, without prominences or depressions; level without inclination; plane. "Though sun and moon Were in the flat sea sunk." (Milton) 2. Lying at full length, or spread out, upon the ground; level with the ground or earth; prostrate; as, to lie flat on the ground; hence, fallen; laid low; ruined; destroyed. "What ruins kingdoms, and lays cities flat!" (Milton) "I feel . . . My hopes all flat." (Milton) 3. Wanting relief; destitute of variety; without points of prominence and striking interest. "A large part of the work is, to me, very flat." (Coleridge) 4. Tasteless; stale; vapid; insipid; dead; as, fruit or drink flat to the taste. 5. Unanimated; dull; uninteresting; without point or spirit; monotonous; as, a flat speech or composition. "How weary, stale, flat, and unprofitable Seem to me all the uses of this world." (Shak) 6. Lacking liveliness of commercial exchange and dealings; depressed; dull; as, the market is flat. 7. Clear; unmistakable; peremptory; absolute; positive; downright. "Flat burglary as ever was committed." (Shak) "A great tobacco taker too, that's flat." (Marston) 8. Below the true pitch; hence, as applied to intervals, minor, or lower by a half step; as, a flat seventh; A flat. Not sharp or shrill; not acute; as, a flat sound. 9. Sonant; vocal; applied to any one of the sonant or vocal consonants, as distinguished from a nonsonant (or sharp) consonant. Flat arch. <geometry> A coat of water colour of one uniform shade. To fall flat, to produce no effect; to fail in the intended effect; as, his speech fell flat. "Of all who fell by saber or by shot, Not one fell half so flat as Walter Scott." (Lord Erskine) Origin: Akin to Icel. Flatr, Sw. Flat, Dan. Flad, OHG. Flaz, and AS. Flet floor, G. Flotz stratum, layer. 1. A level surface, without elevation, relief, or prominences; an extended plain; specifically, in the United States, a level tract along the along the banks of a river; as, the Mohawk Flats. "Envy is as the sunbeams that beat hotter upon a bank, or steep rising ground, than upon a flat." (Bacon) 2. A level tract lying at little depth below the surface of water, or alternately covered and left bare by the tide; a shoal; a shallow; a strand. "Half my power, this night Passing these flats, are taken by the tide." (Shak) 3. Something broad and flat in form; as: A flat-bottomed boat, without keel, and of small draught. A straw hat, broad-brimmed and low-crowned. <machinery> A car without a roof, the body of which is a platform without sides; a platform car. A platform on wheel, upon which emblematic designs, etc, are carried in processions. 4. The flat part, or side, of anything; as, the broad side of a blade, as distinguished from its edge. 5. A floor, loft, or story in a building; especially, a floor of a house, which forms a complete residence in itself. 6. <chemical> A horizontal vein or ore deposit auxiliary to a main vein; also, any horizontal portion of a vein not elsewhere horizontal. 7. A dull fellow; a simpleton; a numskull. "Or if you can not make a speech, Because you are a flat." (Holmes) 8. A character [<flat/] before a note, indicating a tone which is a half step or semitone lower. 9. <geometry> A homaloid space or extension. Source: Websters Dictionary (01 Mar 1998) |
Synonyms : 2-Phenyl-Benzopyrans, 2-Phenyl-Chromenes, 2 Phenyl Benzopyrans, 2 Phenyl Chromenes
Synonyms :
Synonyms : 2-Phenyl-3-Hydroxy-Benzopyran-4-Ones, 3-hydroxy-4-keto-Flavonoids, 2 Phenyl 3 Hydroxy Benzopyran 4 Ones, 3 hydroxy 4 keto Flavonoids
Synonyms : Flavoprotein
Synonyms : Agent, Flavoring, Agents, Flavoring, Flavoring Agent
| flat bone |
part of the sirloin next to the wedge bone
출처: wordnet.princeton.edu/perl/webwn
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| flatulency |
flatulence: a state of excessive gas in the alimentary canal
출처: wordnet.princeton.edu/perl/webwn
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| flatulent |
generating excessive gas in the alimentary canal
출처: wordnet.princeton.edu/perl/webwn
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| flavin |
a ketone that forms the nucleus of certain natural yellow pigments like riboflavin
출처: wordnet.princeton.edu/perl/webwn
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| flagellum |
scourge: a whip used to inflict punishment (often used for pedantic humor) a lash-like appendage used for locomotion (e.g., in sperm cells and some bacteria and protozoa)
출처: wordnet.princeton.edu/perl/webwn
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| FLA | a large metal or pottery vessel with a handle and spout |
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| FLA | a tall staff or pole on which a flag is raised |
| FLA | surveying instrument consisting of a straight rod painted in bands of alternate red and white each one foot wide |
| FLA | conspicuously and outrageously bad or reprehensible |
| FLA | in a flagrant manner |
| FLA | perennial marsh plant having swordlike leaves and aromatic roots |
| FLA | the ship that carries the commander of a fleet and flies his flag |
| FLA | the chief one of a related group |
| FLA | a tall staff or pole on which a flag is raised |
| FLA | a town in north central Arizona |
| FLA | stratified stone that splits into pieces suitable as paving stones |
| FLA | antiprotozoal medication (trade name Flagyl) used to treat trichomoniasis and giardiasis |