Crosswords Solver

Answer: tetrachords
Answer	Crossword Clue
tetrachords	TETRACHORD, a series of four sounds, forming a scale of two tones and a half
tetrachords	A musical instrument with four strings
tetrachords	A scale of four notes, the interval between the first and last being a perfect fourth

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.

Answer: tetrachords