involute


involute
involute [in′və lo͞ot΄]
adj.
[L involutus, pp. of involvere, INVOLVE]
1. intricate; involved
2. rolled up or curled in a spiral; having whorls wound closely around the axis [involute shells]
3. Bot. rolled inward at the edges [involute leaves]
n.
Math.
a) the curve traced by any point of a taut string when it is wound upon or unwound from a fixed curve on the same plane with it
b) the locus of any fixed point on a moving tangent which rolls, but does not slide on a curve: correlative to EVOLUTE
vi.
involuted, involuting
to become involute or undergo involution

English World dictionary. . 2014.

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  • involuté — involuté, ée [ ɛ̃vɔlyte ] adj. • 1798; lat. involutus, de involvere « enrouler » ♦ Bot. Roulé de dehors en dedans. Chapeau involuté d un champignon. ● involuté, involutée adjectif (latin involutus) Se dit d un organe végétal qui est roulé en… …   Encyclopédie Universelle

  • Involute — In vo*lute, Involuted In vo*lu ted, a. [L. involutus, p. p. of involvere. See {Involve}.] 1. (Bot.) Rolled inward from the edges; said of leaves in vernation, or of the petals of flowers in [ae]stivation. Gray. [1913 Webster] 2. (Zo[ o]l.) (a)… …   The Collaborative International Dictionary of English

  • Involute — In vo*lute, n. (Geom.) A curve traced by the end of a string wound upon another curve, or unwound from it; called also {evolvent}. See {Evolute}. [1913 Webster] …   The Collaborative International Dictionary of English

  • involute — index elaborate, inextricable, labyrinthine, sinuous, snarl Burton s Legal Thesaurus. William C. Burton. 2006 …   Law dictionary

  • involuté — involuté, ée (in vo lu té, tée) adj. Terme de botanique. Qui est roulé en dedans. Pétales involutés. ÉTYMOLOGIE    Lat. involutus, de involvere, envelopper (voy. involucre) …   Dictionnaire de la Langue Française d'Émile Littré

  • involute — (adj.) early 15c., from L. involutus rolled up, intricate, obscure, pp. of involvere (see INVOLVE (Cf. involve)) …   Etymology dictionary

  • Involute — In the differential geometry of curves, an involute of a smooth curve is another curve, obtained by attaching an imaginary taut string to the given curve and tracing its free end as it is wound onto that given curve; or in reverse, unwound. It is …   Wikipedia

  • involute — I. adjective Etymology: Latin involutus concealed, from past participle of involvere Date: 1661 1. a. curled spirally b. (1) curled or curved inward (2) having the edges rolled over the upper surface toward the midrib < an involute leaf > …   New Collegiate Dictionary

  • involute — in•vo•lute adj., n. [[t]ˈɪn vəˌlut[/t]] v. [[t]ˌɪn vəˈlut[/t]] adj. n. v. lut•ed, lut•ing 1) intricate; complex 2) mac curled or curved inward or spirally: a gear with involute teeth[/ex] 3) bio rolled inward from the edge, as a leaf 4) zool. (of …   From formal English to slang

  • Involute — evolventė statusas T sritis fizika atitikmenys: angl. evolvent; involute vok. Evolvente, f; Involute, f rus. эвольвента, f pranc. développante, f …   Fizikos terminų žodynas