Standard Lemma guide

lysin

noun · 2 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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  • /ˈlaɪsɪn/
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -aɪsɪn

1

noun

Meaning 1

any substance or antibody that can cause the destruction (by lysis) of blood cells, bacteria etc

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

any substance (such as an antibody) or agent that can cause lysis

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: substance

Narrower terms: cytolysin

History

Etymology

From Ancient Greek λύσις (lúsis) + -in.