noun · 4 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
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
/ˈɛksəbaɪt/
US:Recorded audio is listed in the source snapshot.
CMU ARPABET:EH1 K S AH0 B AY2 T
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
One quintillion (1018, or 1,000,000,000,000,000,000) bytes or 1,000 petabytes.
Definition source: English Wiktionary via Wiktextract
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 1024 pebibytes or 2^60 bytes
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: exbibyte, EB, EiB
Antonyms: none provided
Broader terms: computer memory unit
4
noun
Meaning 4
a unit of information equal to 1000 petabytes or 10^18 bytes
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: EB
Antonyms: none provided
Broader terms: computer memory unit
History
Etymology
Etymology tree English exa- Proto-Indo-European *bheyd- Proto-Indo-European *bhéydt Proto-Germanic *bītaną Proto-West Germanic *bītan Old English bītan Middle English biten English bite English byte English exabyte From exa- + byte.
Across languages
Translations
22 source translations are retained for this English entry.
Arabic:
أَكْسَبايْت
(ʔaksabāyt)
— 260 or 1018 bytes
Chinese Mandarin:
艾字節 /艾字节
(àizìjié)
— 260 or 1018 bytes
Chinese Mandarin:
EB
— 260 or 1018 bytes
Czech:
exabyte
— 260 or 1018 bytes
Czech:
exabajt
— 260 or 1018 bytes
Esperanto:
eksabajto
— 260 or 1018 bytes
Esperanto:
eksabitoko
— 260 or 1018 bytes
Finnish:
eksatavu
— 260 or 1018 bytes
Georgian:
ექსაბაიტი
(eksabaiṭi)
— 260 or 1018 bytes
Greek:
εξαμπάιτ
(exampáit)
— 260 or 1018 bytes
Greek:
εξαδυφιοσυλλαβή
(exadyfiosyllaví)
— 260 or 1018 bytes
Hungarian:
exabyte
— 260 or 1018 bytes
Japanese:
エクサバイト
(ekusabaito)
— 260 or 1018 bytes
Korean:
엑사바이트
(eksabaiteu)
— 260 or 1018 bytes
Macedonian:
ексабајт
(eksabajt)
— 260 or 1018 bytes