Meaning of COLLOID
| Pronunciation: | | 'kâloyd
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 WordNet Dictionary |
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- [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
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| | Synonyms: | | colloidal |
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| | See Also: | | colloidal gel, colloidal solution, colloidal suspension, emulsion, gel, mixture, silica gel, silver protein, sol | |
| Webster's 1913 Dictionary |
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\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.
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| Biology Dictionary |
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| | Definition: | | Microscopic particles suspended in some sort of liquid medium. The particles are between one nanometer and one micrometer in size and can be macromolecules. |
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