properdin

noun pro·per·din \prō-ˈpər-d^ən\

Definition of PROPERDIN

: a blood serum protein that participates in the activation of complement in a pathway which does not involve the presence of antibodies

probably from ¹pro- + Latin perdere to destroy + English ¹-in — more at perdition

First Known Use: 1954

Medical Dictionary

noun pro·per·din \prō-ˈpərd-^ən\

: a blood serum protein that participates in the activation of complement in a pathway which does not involve the presence of antibodies

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