noun Music (chiefly British ).
Examples from the Web for semibreve
The last note of the exercise, which was printed as a dotted minim, has been changed to a semibreve.Advice to Singers|Frederick James Crowest
So much is Don Zuniga, her father, that he does not know a semibreve from a culverin!A Bold Stroke for a Husband|Hannah Cowley
The dotted minim value of this corresponds with the semibreve value of the other.Shakespeare and Music|Edward W. Naylor
There was also a semibreve, a diamond-shaped note which was used when two or more tones were sung to one syllable.A Popular History of the Art of Music|W. S. B. Mathews