Phrase guide

lower jaw

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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No pronunciation record was provided for this word.

1

noun

Meaning 1

The part of the face below the mouth; the jaw.

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

Specifically, the bone therein; the mandible of humans and other vertebrates that, with the cranium, composes the skull.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

the jaw in vertebrates that is hinged to open the mouth

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: mandible, mandibula, mandibular bone, submaxilla, lower jawbone, jawbone, jowl

Antonyms: none provided

Broader terms: articulator, jaw

Narrower terms: lantern jaw

History

Etymology

No etymology was provided for this word.

Across languages

Translations

6 source translations are retained for this English entry.

  • German: Unterkiefer — part of the face below the mouth
  • German: Kiefer — part of the face below the mouth
  • Swedish: underkäke — part of the face below the mouth
  • German: Unterkieferknochen — mandible of humans and other vertebrates
  • Swedish: underkäke — mandible of humans and other vertebrates
  • Swedish: mandibel — mandible of humans and other vertebrates