"Sinusoid" is a word in ENGLISH

sinusoid ENGLISH
Definition:

The curve whose ordinates are proportional to the sines
of the abscissas, the equation of the curve being y = a sin x. It is
also called the curve of sines.

Few words of positivity

Only through sacrifice can Genesis survive.

Claudia Gray, Defy the Stars

WORD SUGGESTIONS
Laugh your heart out.

Why did the goal post get angry?Because the bar was rattled!

sagitta ENGLISH

The distance from a point in a curve to the chord; also, the versed sine of an arc; -- so …

Read the complete definition