Antonyms for perpendicular

Antonyms of noun perpendicular

Antonyms of adj perpendicular

3 senses of perpendicular

Sense 1:

perpendicular (vs. oblique) (vs. parallel)

oblique (vs. parallel) (vs. perpendicular)
biascatacorner, cata-cornered, catercorner, cater-cornered, catty-corner, catty-cornered, kitty-corner, kitty-corneredcrabwise, sidewaysdiagonalnonparalleloblique-angledparallel (vs. perpendicular) (vs. oblique)
antiparallelcollateralnonconvergent, nonintersecting

Sense 2:

vertical (vs. inclined) (vs. horizontal), perpendicular

Sense 3:

perpendicular

INDIRECT (VIA steep) -> gradual