complementoid

English

Etymology

From complement +‎ -oid.

Noun

complementoid (countable and uncountable, plural complementoids)

1. (biochemistry, dated) An immunological complement that has lost its zymotoxic group, but which still has a receptor site for the hemolysin.
   • 1905, Proceedings of the Royal Society of London, volume 74, page 12:

     We have seen that the evidence for the existence of complementoid is supplied by its preventing complement from combining with certain molecules […]

   • 1913, Walter D'Este Emery, Immunity and specific therapy, page 158:

     The change of toxins into toxoids is paralleled by the change of complements into complementoids.