Trifling matter

• A small or minor detail
• Something easily forgotten
• Trifling detail
• Triviality
• Small detail
• Trivial matter

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Minutia \Mi*nu"ti*a\, n.; pl. Minuti[ae] (-[=e]). [L., fr. minutus small, minute. See 4th Minute .] A minute particular; a small or minor detail; -- used chiefly in the plural.

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
1751, plural minutiae , from Latin minutia "smallness" (plural minutiae , in Late Latin "trifles"), from minutus "small" (see minute (adj.)).

WordNet Word definitions in WordNet
n. a small or minor detail; "he had memorized the many minutiae of the legal code" [also: minutiae (pl)]