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opsonin

UK:^*^*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈɒpsənɪn/US:USA pronunciation: respellingUSA pronunciation: respelling(op′sə nin)

op•so•nin (op′sə nin),USA pronunciation n. [Immunol.]

Immunologya constituent of normal or immune blood serum that makes invading bacteria more susceptible to the destructive action of the phagocytes.

Greek opsōnía, derivative of opsōneîn to buy provisions) + -in²
Latin opsōn(ium) victuals (
1900–05

op′so•noid′, adj.

Collins Concise English Dictionary © HarperCollins Publishers::

opsonin /ˈɒpsənɪn/ n

a constituent of blood serum that renders invading bacteria more susceptible to ingestion by phagocytes in the serum

Etymology: 20th Century: from Greek opsōnion victualsopsonic /ɒpˈsɒnɪk/ adj

'opsonin' also found in these entries (note: many are not synonyms or translations):

opsonic - opsonify

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opsonin