Phrase guide

exterior angle

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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No pronunciation record was provided for this word.

1

noun

Meaning 1

An angle formed between one side of a polygon and an extension of an adjacent side.

Definition source: English Wiktionary via Wiktextract

Topics: geometry, mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

the supplement of an interior angle of a polygon

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: external angle

Antonyms: none provided

Broader terms: angle

Narrower terms: hip

History

Etymology

No etymology was provided for this word.

Across languages

Translations

12 source translations are retained for this English entry.

  • Armenian: արտաքին անկյուն (artakʻin ankyun) — an angle formed between one side of a polygon and an extension of an adjacent side
  • Azerbaijani: xarici bucaq — an angle formed between one side of a polygon and an extension of an adjacent side
  • Czech: vnější úhel — an angle formed between one side of a polygon and an extension of an adjacent side
  • Finnish: ulkokulma — an angle formed between one side of a polygon and an extension of an adjacent side
  • German: Außenwinkel — an angle formed between one side of a polygon and an extension of an adjacent side
  • Hungarian: külső szög — an angle formed between one side of a polygon and an extension of an adjacent side
  • Māori: koki o waho — an angle formed between one side of a polygon and an extension of an adjacent side
  • Māori: koki waho — an angle formed between one side of a polygon and an extension of an adjacent side
  • Romanian: unghi exterior — an angle formed between one side of a polygon and an extension of an adjacent side
  • Romanian: unghi extern — an angle formed between one side of a polygon and an extension of an adjacent side
  • Slovak: vonkajší uhol — an angle formed between one side of a polygon and an extension of an adjacent side
  • Turkish: dış açı — an angle formed between one side of a polygon and an extension of an adjacent side