Definitions for: Colloid

[n] a mixture with properties between those of a solution and fine suspension
[adj] of or relating to or having the properties of a colloid

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

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;
-- 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.

Synonyms: colloidal

See Also: colloidal gel, colloidal solution, colloidal suspension, emulsion, gel, mixture, silica gel, silver protein, sol

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