Word Pronunciation & Dictionary

a.u.

Word Rarity Very rare

Frequency: 1.71 in modern English

Syllables: a.u.
IPA

2

Scrabble Score

2

Letters

1

Syllables

2

Unique Chars

Meaning

noun

Abbreviation of atomic units.

noun

Abbreviation of arbitrary units.

noun

Abbreviation of astronomical units.

noun

Abbreviation of absorbance units.

noun

Alternative form of AU.

Inflected Forms

a.u.s (plural) A. U. (canonical) A.U.'s (plural) AU (alternative) A. U. (alternative)

Questions

What does a.u. mean?: Abbreviation of atomic units.

How to pronounce a.u.

Open the pronunciation page — Open the Speakur entry for “a.u.”.
Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
Play the audio — Click Play to hear reference audio for “a.u.”.
Repeat and practice — Say “a.u.” aloud, matching stress and vowels until it feels natural.