noun · verb · 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
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.
/ˈiːsəkaɪ/
/iˈsɛkaɪ/uncommon, imitating Japanese pronunciation
uncommon:/ˈɪsəkaɪ/
US:Recorded audio is listed in the source snapshot.
1
noun
Meaning 1
A genre of Japanese fiction involving everyday people transported to alternative fantasy or virtual worlds.
Definition source: English Wiktionary via Wiktextract
Usage: Japanese, uncountable
Topics: fiction, literature, media, publishing
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
Any piece of media in this genre.
Definition source: English Wiktionary via Wiktextract
Usage: countable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
verb
Meaning 3
To transport (someone) into an alternative world, often by killing them.
Definition source: English Wiktionary via Wiktextract
Usage: slang, transitive
Topics: lifestyle
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
History
Etymology
Borrowed from Japanese 異世界 (isekai, literally “different world”).
Across languages
Translations
22 source translations are retained for this English entry.
Chinese Mandarin:
異世界 /异世界
(yìshìjiè)
— Genre
Dutch:
isekai
— Genre
French:
isekai
— Genre
German:
Isekai
— Genre
Japanese:
異世界
(isekai)
— Genre
Japanese:
異世界ファンタジー
(isekai fantajī)
— Genre
Korean:
이세계
(isegye)
— Genre
Ukranian:
ісекай
(isekaj)
— Genre
Vietnamese:
isekai
— Genre
Vietnamese:
dị thế giới
— Genre
Vietnamese:
dị giới
— Genre
Dutch:
isekai
— Piece of media in genre
French:
isekai
— Piece of media in genre
Japanese:
異世界作品
(isekai sakuhin)
— Piece of media in genre
Japanese:
異世界ファンタジー作品
(isekai fantajī sakuhin)
— Piece of media in genre
Belarusian:
ісекайнуцца
(isjekajnucca)
— To transport into an alternative world
French:
isekaïser
— To transport into an alternative world
Japanese:
異世界
— To transport into an alternative world
Marathi:
इसेकाई करणे
(isekāī karṇe)
— To transport into an alternative world
Russian:
исекайнуться
(isekajnutʹsja)
— To transport into an alternative world
Spanish:
isekai
— To transport into an alternative world
Ukrainian:
ісекайнутися
(isekajnutysja)
— To transport into an alternative world