trigonometric function
n.
A function of an angle expressed as the ratio of two of the sides of a right triangle that contains that angle; the sine, cosine, tangent, cotangent, secant, or cosecant. Also called circular function.
trigonometric functionIn a right triangle, the three main trigonometric functions are
sine θ = opposite / hypotenuse
cosine θ = adjacent / hypotenuse
tangent θ = opposite / adjacent.
- ground out
- groundout
- ground pine
- ground plan
- ground plum
- ground rent
- ground rule
- ground rule double
- groundsel
- groundsel
- groundsel
- ground sheet
- groundside
- groundsill
- groundskeeper
- groundskeeping
- ground sloth
- ground speed
- groundspeed
- ground squirrel
- ground state
- ground stroke
- ground substance
- groundswell
- ground tissue