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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).
- (geology) A particle less than 1 micron in diameter, following the Wentworth scale
stable system of two phases