Related Clues:
- Lumberyard piece
- Habitat for some moss and mushrooms
- Function of a math class
- A hiker might sit on one
- Mathematical function in trigonometry
- Wave producer?
- Ants on a ___
- Bit of bonfire fuel
- Burnable item
- Trig function used to model light waves
- Something to throw on the fire
- Function yielding 0 when applied to pi
- Ratio of an angle's opposite side to the hypotenuse
- Hiker’s seat
- Homophone of 'sign'