Standard Lemma guide

sirenomelia

noun · 1 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.

  • General-American: /ˌsaɪ.ɹən.oʊˈmi.liə/
  • rhymes with -iːliə

1

noun

Meaning 1

A rare congenital deformity in which the legs are fused together, giving them the appearance of a mermaid's tail.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: medicine, sciences, teratology

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From Ancient Greek Σειρήν (Seirḗn, “Siren from Greek mythology”) + μέλος (mélos, “limb”) + -εια (-eia, nominal suffix).

Across languages

Translations

1 source translations are retained for this English entry.

  • Finnish: sirenomelia — rare congenital deformity