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Swift :: Swift (n.) Any one of numerous species of small, long-winged, insectivorous birds of the family Micropodidae. In form and habits the swifts resemble swallows, but they are destitute of complex vocal muscles and are not singing birds, but belong to a widely different group allied to the humming birds..

Siphonophora :: Siphonophora (n. pl.) An order of pelagic Hydrozoa including species which form complex free-swimming communities composed of numerous zooids of various kinds, some of which act as floats or as swimming organs, others as feeding or nutritive zooids, and others as reproductive zooids. See Illust. under Physallia, and Porpita..

Melaniline :: Melaniline (n.) A complex nitrogenous hydrocarbon obtained artificially (as by the action of cyanogen chloride on aniline) as a white, crystalline substance; -- called also diphenyl guanidin..

Cerebrin :: Cerebrin (n.) A nonphosphorized, nitrogenous substance, obtained from brain and nerve tissue by extraction with boiling alcohol. It is uncertain whether it exists as such in nerve tissue, or is a product of the decomposition of some more complex substance..

Abstraction :: Abstraction (a.) The act process of leaving out of consideration one or more properties of a complex object so as to attend to others; analysis. Thus, when the mind considers the form of a tree by itself, or the color of the leaves as separate from their size or figure, the act is called abstraction. So, also, when it considers whiteness, softness, virtue, existence, as separate from any particular objects..

Complicateness :: Complicateness (n.) Complexity.

Icteroid :: Icteroid (a.) Of a tint resembling that produced by jaundice; yellow; as, an icteroid tint or complexion..

Murexan :: Murexan (n.) A complex nitrogenous substance obtained from murexide, alloxantin, and other ureids, as a white, or yellowish, crystalline which turns red on exposure to the air; -- called also uramil, dialuramide, and formerly purpuric acid..

Uranoso- :: Uranoso- (a.) A combining form (also used adjectively) from uranium; -- used in naming certain complex compounds; as in uranoso-uranic oxide, uranoso-uranic sulphate..

Hexicology :: Hexicology (n.) The science which treats of the complex relations of living creatures to other organisms, and to their surrounding conditions generally..

Noctiluca :: Noctiluca (n.) A genus of marine flagellate Infusoria, remarkable for their unusually large size and complex structure, as well as for their phosphorescence. The brilliant diffuse phosphorescence of the sea is often due to myriads of Noctilucae..

Naphtha :: Naphtha (n.) The complex mixture of volatile, liquid, inflammable hydrocarbons, occurring naturally, and usually called crude petroleum, mineral oil, or rock oil. Specifically: That portion of the distillate obtained in the refinement of petroleum which is intermediate between the lighter gasoline and the heavier benzine, and has a specific gravity of about 0.7, -- used as a solvent for varnishes, as a carburetant, illuminant, etc..

Bongrace :: Bongrace (n.) A projecting bonnet or shade to protect the complexion; also, a wide-brimmed hat..

Light :: Light (superl) White or whitish; not intense or very marked; not of a deep shade; moderately colored; as, a light color; a light brown; a light complexion..

Complexion :: Complexion (n.) The general appearance or aspect; as, the complexion of the sky; the complexion of the news..

Tetrinic :: Tetrinic (a.) Of, pertaining to, or designating, a complex ketonic acid, C5H6O3, obtained as a white crystalline substance; -- so called because once supposed to contain a peculiar radical of four carbon atoms. Called also acetyl-acrylic acid..

Rosolic :: Rosolic (a.) Pertaining to, or designating, a complex red dyestuff (called rosolic acid) which is analogous to rosaniline and aurin. It is produced by oxidizing a mixture of phenol and cresol, as a dark red amorphous mass, C20H16O3, which forms weak salts with bases, and stable ones with acids. Called also methyl aurin, and, formerly, corallin..

Complication :: Complication (n.) The act or process of complicating; the state of being complicated; intricate or confused relation of parts; entanglement; complexity.

Clear :: Clear (superl.) Without defect or blemish, such as freckles or knots; as, a clear complexion; clear lumber..

Xanthochroic :: Xanthochroic (a.) Having a yellowish or fair complexion; of or pertaining to the Xanthochroi.

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