Standard Lemma guide

hemolysin

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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1

noun

Meaning 1

Any substance (often an exotoxin) that damages the membranes of red blood cells and thus releases hemoglobin.

Definition source: English Wiktionary via Wiktextract

Topics: medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

any substance that can cause lysis (destruction) of erythrocytes (red blood cells) and the release of their hemoglobin

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: haemolysin, erythrolysin, erythrocytolysin

Antonyms: none provided

Broader terms: organic compound

Narrower terms: streptolysin

History

Etymology

Etymology tree Ancient Greek αἷμᾰ (haîmă) Ancient Greek αἱμο- (haimo-) English haemo- English hemo- English lysin English hemolysin From hemo- + lysin.

Across languages

Translations

5 source translations are retained for this English entry.

  • Catalan: hemolisina — any substance that damages the membranes of red blood cells
  • French: hémolysine — any substance that damages the membranes of red blood cells
  • Portuguese: hemolisina — any substance that damages the membranes of red blood cells
  • Portuguese: amboceptor — any substance that damages the membranes of red blood cells
  • Spanish: hemolisina — any substance that damages the membranes of red blood cells