Standard Lemma guide

leiomyosarcoma

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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

No pronunciation record was provided for this word.

1

noun

Meaning 1

A cancerous tumor of smooth muscle.

Definition source: English Wiktionary via Wiktextract

Topics: medicine, pathology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

sarcoma of smooth muscle; occurs most often digestive tract or uterus or bladder or prostate

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: sarcoma

History

Etymology

Etymology tree English leio- Proto-Indo-European *múHs Proto-Hellenic *mū́s Ancient Greek μῦς (mûs)der. English myo- English sarcoma English leiomyosarcoma From leio- + myo- + sarcoma.