Also found in: Dictionary, Thesaurus, Acronyms, Idioms, Encyclopedia, Wikipedia.
Acronym for cyclooxygenase.
H.R., 20th-century U.S. bacteriologist.
cyclooxygenase(sī″klō-ok′sĭ-jĭ-nās″) [ cyclo- + oxygenase],
Any of several enzymes, e.g., COX-1, COX-2, that make prostaglandins from arachidonic acids. They play a central role in inflammatory diseases, blood clotting, pain, and cellular proliferation.