Dictionary

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 of PROPERDIN

probably from 1pro- + Latin perdere to destroy + English 1-in — more at perdition
First Known Use: 1954

properdin

noun pro·per·din \prō-ˈpərd-ən\   (Medical Dictionary)

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

Browse

Next Word in the Dictionary: proper fractionPrevious Word in the Dictionary: properateAll Words Near: properdin
April 19, 2015
desiccate Hear it
to dry up or become dried up
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears