Scrabble & Words with friends points
- opsonin is a valid Scrabble US word with a point value of 9
- opsonin is a valid Scrabble UK word with a point value of 9
- opsonin is a valid Words with friends word with a point value of 12
Definition of opsonin
- an antibody in blood serum that attaches to invading microorganisms and other antigens to make them more susceptible to the action of phagocytes (noun)
See definition of opsonin in Merriam Webster