Enter a clue or pattern or both:

The Clue

It ranges from -1 to +1 (4 letter answer)

The Answer




The answer SINE is seen frequently, appearing about once every 100 puzzles.

Related Clues

___ die
___ function
Angle ratio
Kind of curve
Kind of wave
Math function
Math ratio
Math term
___ prole (childless)
___ qua non
Tangent's relative
Triangle ratio
Trig figure
Trig function
Trig ratio
Trig term
Trigonometric function
Type of curve
___ ua non
Without: Lat.
Autograph a math curve?
Fourier series function
Kind of curve, in math
Right-triangle ratio
It has a period of 2π
___ mora (without delay, in Latin)
It has a reciprocal function
Ratio of AB to BC, say


SINE as a noun:

1. (sine, sin) = ratio of the opposite side to the hypotenuse of a right-angled triangle