• WordNet 3.6
    • v opsonize make (cells) more susceptible to the action of phagocytes
    • ***
Century Dictionary and Cyclopedia
    • opsonize To produce opsonins in; affect by means of opsonins.
    • ***


In literature:

And write to Mr. Opson and say that we really must have proper dressing-room accommodation.
"The Pretty Lady" by Arnold E. Bennett
In other forms of infection, vaccines are employed to increase the opsonic power of the blood.
"Manual of Surgery" by Alexis Thomson and Alexander Miles
The effect of the injection of a small quantity of vaccine is usually to produce an increase in the opsonic index within a few days.
"Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2" by Various