zettagram en · NOUN
Etymology
Etymology tree Proto-Afroasiatic *sṗɣ? Proto-Semitic *šabʕ-bor.? Proto-Indo-European *septḿ̥ Proto-Italic *septəm Latin septemder. ▲ Proto-Indo-European *septḿ̥ Proto-Hellenic *heptə́ Ancient Greek ἑπτᾰ́ (heptắ)der. English zetta- English gram English zettagram From zetta- + gram.
Meanings
- An SI unit of mass equal to 10²¹ grams. Symbol: Zg
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| zettagrams | Number=Plur | lexicographic | |
| zettagramme | UK, alternative | lexicographic |