Definition of homologous

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Homologous (a.) Being of the same typical structure; having like relations to a fundamental type to structure; as, those bones in the hand of man and the fore foot of a horse are homologous that correspond in their structural relations, that is, in their relations to the type structure of the fore limb in vertebrates..

Lern More About Homologous

Homologous :: Homologous (a.) Having the same relative position, proportion, value, or structure..
Tiglic :: Tiglic (a.) Of, pertaining to, or designating, an acid, C4H7CO2H (called also methyl crotonic acid), homologous with crotonic acid, and obtained from croton oil (from Croton Tiglium) as a white crystalline substance..
Carbinol :: Carbinol (n.) Methyl alcohol, CH3OH; -- also, by extension, any one in the homologous series of paraffine alcohols of which methyl alcohol is the type..
Homologous :: Homologous (a.) Characterized by homology; belonging to the same type or series; corresponding in composition and properties. See Homology, 3..
Phyllome :: Phyllome (n.) A foliar part of a plant; any organ homologous with a leaf, or produced by metamorphosis of a leaf..
Heterology :: Heterology (n.) The connection or relation of bodies which have partial identity of composition, but different characteristics and properties; the relation existing between derivatives of the same substance, or of the analogous members of different series; as, ethane, ethyl alcohol, acetic aldehyde, and acetic acid are in heterology with each other, though each in at the same time a member of a distinct homologous series. Cf. Homology..
Chelicera :: Chelicera (n.) One of the anterior pair of mouth organs, terminated by a pincherlike claw, in scorpions and allied Arachnida. They are homologous with the falcers of spiders, and probably with the mandibles of insects..
Cetyl :: Cetyl (n.) A radical, C16H33, not yet isolated, but supposed to exist in a series of compounds homologous with the ethyl compounds, and derived from spermaceti..
Homologous :: Homologous (a.) Corresponding in relative position and proportion.
Allylene :: Allylene (n.) A gaseous hydrocarbon, C3H4, homologous with acetylene; propine..
Phyllous :: Phyllous (a.) Homologous with a leaf; as, the sepals, petals, stamens, and pistils are phyllous organs..
Teraconic :: Teraconic (a.) Pertaining to, or designating, an acid obtained by the distillation of terebic acid, and homologous with citraconic acid..
Clitoris :: Clitoris (n.) A small organ at the upper part of the vulva, homologous to the penis in the male..
Toluene :: Toluene (n.) A hydrocarbon, C6H5.CH3, of the aromatic series, homologous with benzene, and obtained as a light mobile colorless liquid, by distilling tolu balsam, coal tar, etc.; -- called also methyl benzene, phenyl methane, etc..
Homology :: Homology (n.) The quality of being homologous; correspondence; relation; as, the homologyof similar polygons..
Homoplasty :: Homoplasty (n.) The formation of homologous tissues.
Vinyl :: Vinyl (n.) The hypothetical radical C2H3, regarded as the characteristic residue of ethylene and that related series of unsaturated hydrocarbons with which the allyl compounds are homologous..
Homologous :: Homologous (a.) Having the same relative proportion or value, as the two antecedents or the two consequents of a proportion..
Theobromine :: Theobromine (n.) An alkaloidal ureide, C7H8N4O2, homologous with and resembling caffeine, produced artificially, and also extracted from cacao and chocolate (from Theobroma Cacao) as a bitter white crystalline substance; -- called also dimethyl xanthine..
Terpenylic :: Terpenylic (a.) Of, pertaining to, or designating, an acid, C8H12O4 (called also terpentic acid), homologous with terebic acid, and obtained as a white crystalline substance by the oxidation of oil of turpentine with chromic acid..
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