also: アイディア · アィディア
General term for a thought, plan, suggestion, or creative concept. Used in everyday conversation and business contexts.
何かいいアイデアはありますか。
Do you have any good ideas?
彼のアイデアはとても独創的だ。
His idea is very original.
A good idea came to me while I was taking a shower.
Please suggest an idea at the meeting.
The team refined the idea for the new product.
He finally turned that idea into reality.
An idea suddenly struck me while I was on a walk.
アイデア is a neutral loanword for an idea that can be well-developed or original, while 思いつき stresses that the idea just popped into one's head.
アイデア is a generic, casual loanword for any idea, while 趣向 specifically implies a deliberately clever or original design.
アイデア is a casual loanword for any idea in general, while 創意 specifically emphasizes originality and creative ingenuity.
アイデア is a general, casual word for any idea or suggestion, whereas 意匠 implies a more developed, artistic, or inventive conception.
innovative dish; novel recipe
good idea