foam (redirected from foams at the mouth)

foam (fōm)

1. a dispersion of a gas in a liquid or solid.

2. frothy saliva.

3. to produce or cause production of such a substance.foam´y

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foam

[fōm]

Etymology: A.S. f ā. m

1  n. a dispersion of gas in a liquid or solid, such as pumice or whipped cream.

2  n. frothy saliva, produced particularly on exertion or pathologically.

3  v. to produce or cause production of such a substance.

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foam

frothy liquid, e.g. from the nostrils of an animal with terminal pulmonary edema, in the rumen of the cow with frothy bloat.

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foam cell

vacuolated histiocytes.

foam cell pneumonia

see endogenous lipid pneumonia.

foam test

fresh urine is shaken vigorously. A yellow-green foam is indicative of bilirubinuria.