Colloid Col"loid, a. [Gr. ko`lla glue + -oid. Cf. {Collodion}.] Resembling glue or jelly; characterized by a jellylike appearance; gelatinous; as, colloid tumors. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • Colloid — Col loid, n. 1. (Physiol. Chem.) A substance (as albumin, gum, gelatin, etc.) which is of a gelatinous rather than a crystalline nature, and which diffuses itself through animal membranes or vegetable parchment more slowly than crystalloids do;… …   The Collaborative International Dictionary of English

  • colloid — [käl′oid΄] n. [< Gr kolla, glue + OID; coined by T. Graham (1805 69), Scot chemist] 1. a) a solid, liquid, or gaseous substance made up of very small, insoluble particles (as single large molecules or masses of smaller molecules) that remain… …   English World dictionary

  • colloid — 1847, from Fr. colloide (1845), from Gk. kolla glue + oeides form (see OID (Cf. oid)) …   Etymology dictionary

  • colloid — ► NOUN 1) a homogeneous substance consisting of submicroscopic particles of one substance dispersed in another, as in an emulsion or gel. 2) a gelatinous substance. DERIVATIVES colloidal adjective. ORIGIN from Greek kolla glue …   English terms dictionary

  • Colloid — Milk is an emulsified colloid of liquid butterfat globules dispersed within a water based solution. A colloid is a substance microscopically dispersed evenly throughout another substance.[1] A colloidal system consists of two separate phases: a… …   Wikipedia

  • colloid — noun Etymology: International Scientific Vocabulary coll + oid Date: circa 1852 1. a gelatinous or mucinous substance found normally in the thyroid and also in diseased tissue 2. a. a substance that consists of particles dispersed …   New Collegiate Dictionary

  • colloid — 1. Aggregates of atoms or molecules in a finely divided state (submicroscopic), dispersed in a gaseous, liquid, or solid medium, and resisting sedimentation, diffusion, and filtration, thus differing from precipitates. SEE ALSO: hydrocolloid …   Medical dictionary

  • colloid — /kol oyd/, n. 1. Physical Chem. a substance made up of a system of particles with linear dimensions in the range of about 10 7 to 5 × 10 5 cm dispersed in a continuous gaseous, liquid, or solid medium whose properties depend on the large specific …   Universalium

  • colloid — 1. adjective /ˈkɒlɔɪd/ Glue like. 2. noun /ˈkɒlɔɪd/ a) A stable system of two phases, one of which is dispersed in the other in the form of very small droplets or particles. b) An intimate mixture of two substances one of which, called the… …   Wiktionary

  • colloid — koloidinė sistema statusas T sritis chemija apibrėžtis Heterogeninė sistema, kurios dispersinės fazės dalelių matmenys 10⁻⁹–10⁻⁷ m. atitikmenys: angl. colloid; colloidal system rus. коллоид; коллоидная система ryšiai: sinonimas – koloidas …   Chemijos terminų aiškinamasis žodynas

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