Standard Lemma guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
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noun
Any defensive measure taken against an attack using bacteria, viruses or toxins
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
procedures involved in taking defensive measures against attacks using biological agents
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: biological defense, biological defence, biodefence
Antonyms: none provided
Broader terms: defense, defence, defensive measure
History
Etymology tree Proto-Indo-European *gweyh3-der. Ancient Greek βῐ́ος (bĭ́os) Ancient Greek βῐο- (bĭo-)der. English bio- English defense English biodefense From bio- + defense.
