Definify.com
Webster 1913 Edition
Colloid
Col′loid
,Adj.
Resembling glue or jelly; characterized by a jellylike appearance; gelatinous;
as,
. colloid
tumorsCol′loid
,Noun.
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; – opposed to crystalloid.
2.
(Med.)
A gelatinous substance found in colloid degeneration and colloid cancer.
Styptic colloid
(Med.)
, a preparation of astringent and antiseptic substances with some colloid material, as collodion, for ready use.
Definition 2025
colloid
colloid
English
Adjective
colloid (comparative more colloid, superlative most colloid)
- Glue-like; gelatinous.
- colloid tumours
Noun
colloid (plural colloids)
- (chemistry) A stable system of two phases, one of which is dispersed in the other in the form of very small droplets or particles.
- (meteorology) An intimate mixture of two substances one of which, called the dispersed phase (or colloid), is uniformly distributed in a finely divided state throughout the second substance, called the dispersion medium (or dispersing medium). The dispersion medium may be a gas, a liquid, or a solid, and the dispersed phase may also be any of these, with the exception that one does not speak of a colloidal system of one gas in another. A system of liquid or solid particles colloidally dispersed in a gas is called an aerosol. A system of solid substances or water-insoluble liquids colloidally dispersed in liquid water is called a hydrosol.
- (geology) A particle less than 1 micron in diameter, following the Wentworth scale
Translations
stable system of two phases