properdin

noun
pro·​per·​din | \ prō-ˈpər-dᵊn How to pronounce properdin (audio) \

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

First Known Use of properdin

1954, in the meaning defined above

History and Etymology for properdin

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

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More Definitions for properdin

properdin

noun
pro·​per·​din | \ prō-ˈpərd-ᵊn How to pronounce properdin (audio) \

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