Opsonin is valid Scrabble Word

Is opsonin a scrabble word?
Official Scrabble Players Dictionary YES
Official Tournament and Club Word List YES
Collins Scrabble Words YES
Is opsonin valid Words with Friends?
Words with Friends YES

Definitions for OPSONIN in dictionary:

Words related to OPSONIN

opsonic11 opsonins10

Words that contain OPSONIN

opsonins10
Find what other words can be done using letters: "opsonin"
https://scrabble-word.com/finder/opsonin
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