'Toxoid' definitions:
Definition of 'toxoid'
From: WordNet
noun
A bacterial toxin that has been weakened until it is no longer toxic but is strong enough to induce the formation of antibodies and immunity to the specific disease caused by the toxin; "diphtheria toxoid" [syn: anatoxin, toxoid]
Definition of 'Toxoid'
From: GCIDE
- Toxoid \Tox"oid\, n. [Toxin + -oid.] (Physiol. Chem.) An altered form of a toxin, possessing little or no toxic power. [Webster 1913 Suppl.]