a quarter of

It is closely adapted to the curve of the wheel through about a quarter of its circumference, and prevents the escape of the water until it has spent its force upon the wheel

a musical note having the time value of a quarter of a whole note n

a former British bronze coin worth a quarter of a penny

an agranulocytic leukocyte that normally makes up a quarter of the white blood cell count but increases in the presence of infection

n a convex molding having a cross section in the form of a quarter of a circle or of an ellipse