Definition of cyclooxygenase in English:

cyclooxygenase

noun

Biochemistry
  • An enzyme involved in prostaglandin synthesis that introduces oxygen molecules into arachidonic acid at carbons 9 and 15, forms a peroxide bridge between carbons 9 and 11, and bonds carbons 8 and 12 to form a five-carbon ring. Abbreviated COX.

Origin

1970s. From cyclo- + oxygen + -ase.