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osmium
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a hard brittle blue-grey or blue-black metallic element that is one of the platinum metals; the heaviest metal known
Ãâó: wordnet.princeton.edu/perl/webwn
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osmoreceptor
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sensory end organ that responds to changes in osmotic pressure
Ãâó: wordnet.princeton.edu/perl/webwn
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osmosis
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diffusion of molecules through a semipermeable membrane from a place of higher concentration to a place of lower concentration until the concentration on both sides is equal
Ãâó: wordnet.princeton.edu/perl/webwn
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osmotic pressure
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(physical chemistry) the pressure exerted by a solution necessary to prevent osmosis into that solution when it is separated from the pure solvent by a semipermeable membrane
Ãâó: wordnet.princeton.edu/perl/webwn
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Osmitrol
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mannitol: a diuretic (trade name Osmitrol) used to promote the excretion of urine
Ãâó: wordnet.princeton.edu/perl/webwn
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