Index of English words, starting with "si"

(1) - Sinus (n.) A depression between adjoining lobes.
(2) - Sinus (n.) A narrow, elongated cavity, in which pus is collected; an elongated abscess with only a small orifice.
(3) - Sinus (n.) A dilated vessel or canal.
(4) - Sinus (n.) A cavity in a bone or other part, either closed or with a narrow opening.
(5) - Sinus (n.) A cavity; a depression.
(6) - Sinus (n.) A bay of the sea; a recess in the shore.
(7) - Sinus (n.) An opening; a hollow; a bending.
(8) - Sinus (pl. ) of Sinus

(1) - Sinusoid (n.) 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.

(1) - Sinusoidal (a.) Of or pertaining to a sinusoid; like a sinusoid.