sinewave

As an adjective sinusoidal

is in the form of a wave, especially one whose amplitude varies in proportion to the sine of some variable (such as time).

As a noun sinewave is

alternative form of sine wave.

As nouns the difference between sinewave and parabolic

is that sinewave is alternative form of sine wave while parabolic is a parabolic function, equation etc.

As an adjective parabolic is

of, or pertaining to, or in the shape of a parabola or paraboloid.

As an adjective sinuous

is having curves in alternate directions; meandering.

As a noun sinewave is

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