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.