Origin of perpendicular
Examples from the Web for perpendicularly
Knots to inch horizontally six to twelve; perpendicularly, seven to twelve.
Knots to inch horizontally six to eight; perpendicularly, six to nine.
Knots to inch horizontally six to ten; perpendicularly, eight to twelve.
Knots to inch horizontally, eight to eleven; perpendicularly, nine to twelve.
Knots to inch horizontally six to ten; perpendicularly, seven to ten.
British Dictionary definitions for perpendicularly
Word Origin for perpendicular
Word Origin and History for perpendicularly
late 15c., from adverb (late 14c.), from Old French perpendiculer, from Latin perpendicularis "vertical, as a plumb line," from perpendiculum "plumb line," from perpendere "balance carefully," from per- "thoroughly" (see per) + pendere "to weigh, to hang" (see pendant). As a noun from 1570s. Related: Perpendicularly; perpendicularity.