Col"loid (?), a. [Gr. glue + -oid. Cf. Collodion.]

Resembling glue or jelly; characterized by a jellylike appearance; gelatinous; as, colloid tumors.


© Webster 1913.

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.


© Webster 1913.