First opened Thursday, November 13, 2008
アイデア
アイデア
Pitch accent: We don't have the data for this section. No accent list gives this spelling and reading, or the two we check against disagree.
idea
Idea in English, アイデア in Japanese: the source traces it straight to the English word “idea”.
Taken apart
Select a part to see every word so far that is taken apart with it.
In a sentence
それはいいアイデアだ。
That's a good idea.
良いアイデアが思いついた。
I had a good idea.
Sentences are from Tatoeba (CC BY 2.0 FR), picked by fixed rules from a dated export and shown unchanged. Nobody has reviewed them one by one.
What Wiktionary says
Quoted line by line from Wiktionary's Etymology section for this reading, taken from one dated dump so it can't change underneath us. Nothing below is paraphrased.
- “From English idea.”
Source: Wiktionary: アイデア (dump of 2026-09-02), available under CC BY-SA 4.0. Reading, meaning and part of speech from JMdict, and kanji readings from KANJIDIC2 (EDRDG).
What the labels mean
- 外来語 Loanword
- Words taken from a language other than Chinese, mostly European ones, usually written in katakana.
- Borrowing
- Taken over from another language.