A-sharp

noun — 2 senses

A-sharp

noun

1

Entertainment, Lifestyle, Music A tone one semitone higher than A, denoted A♯.

The counterpoint began on a low A-sharp.

2

Entertainment, Lifestyle, Music The key of A sharp major

Here the passage modulates into A-sharp and becomes very difficult to read.

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.