Origin of versed sinefrom Modern Latin versus from L, past participle of vertere, to turn (see verse) + -ed
Origin of versed sineTranslation of New Latin sinus versus sinus sine Latin versus past participle of vertere to turn
(plural versed sines)
- (trigonometry) The trigonometric function 1 âˆ’ cos(x).
Once considered an important trigonometric function; now much less so, since the advent of calculators and computers.
From New Latin sinus versus (“flipped sine"); the sine function being sometimes called sinus rectus.