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opsonify

American  
[op-son-uh-fahy] / ɒpˈsɒn əˌfaɪ /

verb (used with object)

Immunology.
opsonified, opsonifying
  1. to facilitate phagocytosis of (a microorganism, as a bacterium) by treatment with opsonin.


Etymology

Origin of opsonify

opson(in) + -ify