自動
Meanings
1
noun which may take the genitive case particle 'no', noun
Used as a noun or の-modifier for something that operates by itself rather than manually. Also commonly appears adverbially as 自動で, meaning 'automatically'.
Antonyms: 手動
The file is saved automatically every ten seconds.
There is an automatic door at the hotel entrance.
2
intransitive verb
abbreviationlinguistics
Only when written 自動
Linguistics abbreviation of 自動詞. This use is restricted to the spelling 自動 and is mostly seen in grammar notes, dictionaries, or tables.
See also: 自動詞
In this dictionary, 'jidō' is an abbreviation for 'intransitive verb'.
Usage patterns
- 〈物〉が自動で〈動詞〉for something to do [verb] automatically
This door opens automatically.
- 自動で〈動詞〉ようにするto set something up so it does [verb] automatically
I set it up so the lights turn off automatically.