Added 9 October 2026
immunisation
noun
noun Definition from WordNet 3.1, Princeton University. More about immunisation at Wordnik → Where our words come from →
- The act of making immune (especially by inoculation).
Origin
From French immunisation. Equivalent to immunise + -ation or immune + -isation.
From Wiktionary, via Kaikki.org (CC BY-SA)