Word Pronunciation & Dictionary

attogram

Word Rarity Very rare

Frequency: Zipf frequency 0.00 in modern English

Scrabble Score

Letters

Syllables

Unique Chars

Meaning

noun

From atto- + gram.

attograms (plural) attogramme (alternative, UK)

zeptokilogram ag

What does attogram mean?: An SI unit of mass equal to 10⁻¹⁸ grams. Symbol: ag
Where does attogram come from?: From atto- + gram.

Open the pronunciation page — Open the Speakur entry for “attogram”.
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 “attogram”.
Repeat and practice — Say “attogram” aloud, matching stress and vowels until it feels natural.