tryptase

noun
tryp·​tase | \ ˈtrip-ˌtās How to pronounce tryptase (audio) , -ˌtāz How to pronounce tryptase (audio) \

Medical Definition of tryptase

: a protease of human mast cells that has been implicated as a pathological mediator of numerous allergic and inflammatory conditions (as asthma, rhinitis, and conjunctivitis)