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properdin

noun pro·per·din \ prō-ˈpər-dᵊn \

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

Origin and Etymology of properdin

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

Medical Dictionary

properdin

noun pro·per·din \ prō-ˈpərd-ᵊn \

medical 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

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properdin

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