詳細|しょうさいshousai[0]heiban (flat)

1. noundetails; particulars; specifics
2. na-adjectivedetailed; specific; minute
   私わたしたちはその件けんを詳細しょうさいに検討けんとうした。↗

   We debated the matter at length.
3. nounclose-up view (of a digitally displayed map); zoomed-in view

• Synonym細部さいぶNeutralThe fine parts of something — details as components, as in 「細部にこだわる」. 詳細 is about detailed content; 細部 points at the individual parts themselves.
• Synonym明細めいさいNeutralDetails laid out item by item, as in 「利用明細」 or 「給与明細」. Use it for itemized statements and breakdowns; 詳細 is the general word for details.
• SynonymディテールNeutralA loanword for detail, as in 「ディテールにこだわる」. Leans toward design and the arts; 詳細 is the general word.
• Synonym細かこまかNeutralFine and attentive, as in 「細かな配慮」. Softer than 「細かい」; it describes fineness rather than detailed content.
• Synonym細かいこまかいNeutralSmall and fine, or trivial, as in 「細かいことを気にする」. Its focus is on many small points or items, while 詳細 centers on detailed content as a whole.
• Synonym詳しいくわしいNeutralThe everyday adjective: detailed, or knowing a subject well, as in 「詳しい説明」 and 「歴史に詳しい」. Common in speech; 詳細 is the more formal counterpart.
• Synonym委細いさいWrittenWritten register: all the details, every circumstance, as in 「委細面談」 or 「委細承知」. It leans toward the whole of a matter, while 詳細 is about detailed content.
• Synonym事細かにことこまかにWrittenA written adverb: down to the smallest point, leaving nothing out, as in 「事細かに説明する」; it describes how something is told rather than naming the details.
• Synonym詳しくくわしくNeutralThe everyday adverb: in detail, as in 「詳しく説明する」. This is what you say in speech; 詳細 is the noun/na-adjective counterpart.
• Related逐一ちくいちWrittenA written adverb: one item at a time, as in 「逐一報告する」. It stresses going through things one by one, not the detail of 詳細 itself.
• Related綿密めんみつWrittenWritten register: minute and scrupulous, leaving no gaps, as in 「綿密な計画」. It describes careful, rigorous planning; 詳細 just means detailed.
• RelatedつぶさにWrittenA written adverb: fully and carefully, leaving nothing out, as in 「つぶさに観察する」. It stresses thoroughness of observation rather than detailed content.
• Antonym概略がいりゃくNeutralAn outline or rough gist — the big picture without the detail. The direct opposite of 詳細 in its 'full detail' sense.
• Antonym簡略かんりゃくNeutralBrief and simplified, with the complicated parts cut out — the opposite of 詳細 in its 'exhaustive' sense.
• AntonymあらすじNeutralThe outline of a story or plan — its bare thread. Contrasts with 詳細 as 'detailed content'.
• Antonym大要たいようWrittenWritten register for a summary or outline of the main points. The opposite pole to 詳細.

Use 「詳細」 for detailed content and particulars, as in 「詳細は後日」 or 「詳細な説明」. In everyday speech, say 「詳しい」 or 「詳しく」 instead. Choose 「明細」 for itemized lists and 「細部」 for the fine parts of something. The main opposites are 「概略」 and 「簡略」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 細こまかい点てんまで詳くわしいこと。また詳くわしい内容ないよう。