Homologous stimulus
Homologous Ho*mol"o*gous, a. [Gr. ? assenting, agreeing; ? the same + ? speech, discourse, proportion, ? to say, speak.] Having the same relative position, proportion, value, or structure. Especially: (a) (Geom.) Corresponding in relative position and proportion. [1913 Webster]

In similar polygons, the corresponding sides, angles, diagonals, etc., are homologous. --Davies & Peck (Math. Dict.). (b) (Alg.) Having the same relative proportion or value, as the two antecedents or the two consequents of a proportion. (c) (Chem.) Characterized by homology; belonging to the same type or series; corresponding in composition and properties. See {Homology}, 3. (d) (Biol.) 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. [1913 Webster]

{Homologous stimulus}. (Physiol.) See under {Stimulus}. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • homologous stimulus — noun : an agent (as light or sound) that is the normal stimulus of a sense organ and is able to produce its specialized stimulation only when acting on the organ adapted to receive it compare heterologous stimulus …   Useful english dictionary

  • homologous stimulus — adequate s …   Medical dictionary

  • Homologous — Ho*mol o*gous, a. [Gr. ? assenting, agreeing; ? the same + ? speech, discourse, proportion, ? to say, speak.] Having the same relative position, proportion, value, or structure. Especially: (a) (Geom.) Corresponding in relative position and… …   The Collaborative International Dictionary of English

  • Homologous stimuli — Stimulus Stim u*lus, n.; pl. {Stimuli}. [L., for stigmulus, akin to L. instigare to stimulate. See {Instigare}, {Stick}, v. t.] 1. A goad; hence, something that rouses the mind or spirits; an incentive; as, the hope of gain is a powerful stimulus …   The Collaborative International Dictionary of English

  • Stimulus — Stim u*lus, n.; pl. {Stimuli}. [L., for stigmulus, akin to L. instigare to stimulate. See {Instigare}, {Stick}, v. t.] 1. A goad; hence, something that rouses the mind or spirits; an incentive; as, the hope of gain is a powerful stimulus to labor …   The Collaborative International Dictionary of English

  • stimulus — 1. A stimulant. 2. That which can elicit or evoke action (response) in a muscle, nerve, gland or other excitable tissue, or cause an augmenting action upon any function or metabolic …   Medical dictionary

  • heterologous stimulus — noun : a stimulus capable of affecting any available sensory end organ and thought to be further capable of being interpreted centrally as a stimulus of the kind to which the end organ is adapted to respond a blow on the eye acts as a… …   Useful english dictionary

  • Heterologous stimulus — Heterologous Het er*ol o*gous, a. [Hetero + Gr. ? proportion.] Characterized by heterology; consisting of different elements, or of like elements in different proportions; different; opposed to homologous; as, heterologous organs. [1913 Webster]… …   The Collaborative International Dictionary of English

  • adequate stimulus — a stimulus of the specific form of energy to which the receptor is most sensitive; called also homologous s …   Medical dictionary

  • Heterologous stimuli — Stimulus Stim u*lus, n.; pl. {Stimuli}. [L., for stigmulus, akin to L. instigare to stimulate. See {Instigare}, {Stick}, v. t.] 1. A goad; hence, something that rouses the mind or spirits; an incentive; as, the hope of gain is a powerful stimulus …   The Collaborative International Dictionary of English

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