Phrase guide

minute of arc

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, one sixtieth of a degree or 1/21,600 of a complete circle.

Definition source: English Wiktionary via Wiktextract

Examples

  • A geographical mile is exactly equal to one minute of arc along the Earth's equator.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a unit of angular distance equal to a 60th of a degree

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: minute, arcminute

Antonyms: none provided

Broader terms: angular unit

History

Etymology

No etymology was provided for this word.