in detail; minutely; thoroughly
Describes explaining, describing, or examining something with great attention to detail, often in a meticulous or exhaustive manner.
He explained the incident in detail.
Please check the contents of the contract thoroughly.
Standard kanji spelling for this adverb.
Mixed kana-kanji spelling; less common but still encountered.
Compound of 事 (koto, 'thing, matter') and 細かに (komaka ni, 'in detail'), literally 'in a matter-detailed way'. The exact historical derivation is uncertain, but the form is a natural adverbialization.