Standard Lemma guide

immunisation

noun · 3 senses · updated from the 2026-07-25 local source snapshot

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.

Sound

Pronunciation

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1

noun

Meaning 1

Alternative spelling of immunization.

Definition source: English Wiktionary via Wiktextract

Usage: UK, alt-of, alternative, countable, uncountable

Topics: immunology, medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

The process of immunising signalling and traction power supplies so they don't interfere with each other.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: business, electrical, electrical-engineering, electricity, electromagnetism, energy, engineering, natural-sciences, physical-sciences, physics, rail-transport, railways, transport

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

the act of making immune (especially by inoculation)

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: immunization

Antonyms: none provided

Broader terms: protection

Narrower terms: inoculation, vaccination, sensitizing, sensitising, sensitization, sensitisation

History

Etymology

From French immunisation. Equivalent to immunise + -ation or immune + -isation.