chelate
An appendage in which the movable dactylus is apposed to an equally well-developed distal prolongation of the propodus [Ingle, 1980].
Bearing a chela [Butler, T.H.].
Bearing chela (chelae) [Moore and McCormick, 1969].
Pincer-like condition in which dactylus closes against fixed forward projection of propodus [Holdich and Jones, 1983].
Pincerlike [McLaughlin, 1980].
The dactyl and distal part of the propodus of a pereiopod forming a pinching claw [Ingle, 1992].
(Order Isopoda):
Having a chela; modified to form a pincer [Kensley and Schotte, 1989].
(Order Isopoda):
Having a chela; the propodus and dactylus forming a pincerlike structure wherein the latter articulates submedially on the former to produce a "moveable and fixed finger" arrangement. (True chelae are extremely rare in isopods.) [Wetzer et al. 1997].

Crustacea glossary. . 2011.

Look at other dictionaries:

  • Chelate —   [ç , zu griechisch chēle̅ »Kralle«, »Krebsschere«], Singular Chelat das, s, Chelatkomplexe [ç ], Chelatverbindungen [ç ], allgemein zyklische Verbindungen, bei denen ein bestimmtes Atom an zwei (oder mehrere) funktionelle Gruppen eines Moleküls …   Universal-Lexikon

  • chelate — [kē′lāt΄] adj. resembling or having chelae n. a chemical compound in which the central atom (usually a metal ion) is attached to neighboring atoms by at least two coordinate bonds in such a way as to form a closed chain vt. chelated, chelating 1 …   English World dictionary

  • Chelate — Che late, a. (Zo[ o]l.) Same as {Cheliferous}. [1913 Webster] …   The Collaborative International Dictionary of English

  • chelate — che late, n. (Chem.) a compound formed by combination of a metal ion in solution with a compound containing heteroatoms (such as oxygen or nitrogen), in which at least two heteroatoms are bound to the metal. The bonds may be covalent or non… …   The Collaborative International Dictionary of English

  • chelate — (adj.) having pincer like claws, 1826 as a term in zoology; 1920 in chemistry, from Mod.L. chela claw (from Gk. khele claw, talon, cloven hoof ) + ATE (Cf. ate). Related: Chelated; chelating; chelation …   Etymology dictionary

  • chelate — chelatable, adj. /kee layt/, adj., n., v., chelated, chelating. adj. 1. Chem. a. of or noting a heterocyclic compound having a central metallic ion attached by covalent bonds to two or more nonmetallic atoms in the same molecule. b. of or noting… …   Universalium

  • Chélate — Chélation Complexe chélate de l EDTA avec un cation métallique La chélation (prononcer kélassion, du grec khêlê : « pince ») est un processus physico chimique au cours duquel est formé un complexe, le chélate, entre un ligand, dit… …   Wikipédia en Français

  • chelate — 1. To effect chelation. 2. Pertaining to chelation. 3. A complex formed through chelation. * * * che·late kē .lāt adj of, relating to, or having the ring structure typical of a chelate chelate vb, che·lat·ed; che·lat·ing …   Medical dictionary

  • chelate — I. adjective Date: 1826 1. resembling or having chelae 2. [from the pincerlike way in which the metal ion is held] of, relating to, or being a chelate II. verb (chelated; chelating) Date: 1922 transitive verb to combine with (a metal) so as to… …   New Collegiate Dictionary

  • chelate — 1. adjective having chelae, or in the form of a chela 2. noun a chelate compound 3. verb a) to form a chelate compound by combining a metal atom …   Wiktionary

  • chelate — che•late [[t]ˈki leɪt[/t]] adj. n. v. lat•ed, lat•ing 1) chem. of or noting a heterocyclic compound having a central metallic ion attached by covalent bonds to two or more nonmetallic atoms in the same molecule 2) zool. having a chela or chelae… …   From formal English to slang

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