Double sharp and Two-edged

Double sharp noun - A musical notation of two sharps in front of a note indicating that it is to be raised by two semitones.

Two-edged and double sharp are semantically related. In some cases you can use "Two-edged" instead an adjective phrase "Double sharp".

Double sharp and two-edged are semantically related. You can use "Double sharp" instead an adjective phrase "Two-edged".