Standard Lemma guide

zettabit

noun · 3 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

One sextillion (1021, or 1,000,000,000,000,000,000,000) bits or 1,000 exabits.

Definition source: English Wiktionary via Wiktextract

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a zebibit.

Definition source: English Wiktionary via Wiktextract

Usage: informal

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

a unit of information equal to 1000 exabits or 10^21 bits

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Zbit, Zb

Antonyms: none provided

Broader terms: computer memory unit

History

Etymology

From zetta- + bit.

Across languages

Translations

7 source translations are retained for this English entry.

  • Esperanto: zetabito — one sextillion bits
  • French: zettabit — one sextillion bits
  • Japanese: ゼタビット (zetabitto) — one sextillion bits
  • Korean: 제타비트 (jetabiteu) — one sextillion bits
  • Portuguese: zettabit — one sextillion bits
  • Russian: зеттаби́т (zettabít) — one sextillion bits
  • Thai: เซตตะบิต — one sextillion bits