Music term: a dot placed after a note or rest to increase its duration by half.
付点四分音符は、四分音符の1.5倍の長さです。
A dotted quarter note is 1.5 times the length of a quarter note.
この楽譜には付点八分音符が
This score has many dotted eighth notes.
dotted note
付 (attach) + 点 (dot), a straightforward compound for the musical dot notation.