colloid
Speech parts
1. colloid - Noun
2. colloid - Adjective
Meaning
Resembling glue or jelly; characterized by a jellylike appearance; gelatinous; as, colloid tumors.
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.
A gelatinous substance found in colloid degeneration and colloid cancer.
Source: Webster's dictionarySynonyms
Hypernyms
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Phrases with the word
Examples
"A colloid is a small, insoluble, nondiffusible particle larger than a molecule but small enough to remain suspended in a fluid medium without settling.
Although the terms colloid and emulsion are sometimes used interchangeably, emulsion should be used when both phases, dispersed and continuous, are liquids.
Grain size main seeAlso Sediment in the Gulf of Mexico Sediment off the Yucatán Peninsula Sediment size is measured on a log base 2 scale, called the "Phi" scale, which classifies particles by size from "colloid" to "boulder".
In humans, both the thyroid gland and the intermediate lobe (pars intermedia) of the pituitary gland contain colloid follicles.
Emulsion The emulsion consists of silver halide grains suspended in a gelatin colloid; in the case of color film, there are three layers of silver halide, which are mixed with color couplers and interlayers that filter specific light spectra.
In many interesting cases optical fluidity is used to control colloid suspensions.