- Word Parts
|part of speech:
||at a right angle to.
This pole is perpendicular to the ground.
||straight up and down.
That cliff is a dangerous, perpendicular climb.
- plumb, upright, vertical
- similar words:
- erect, square, standing
||perpendicularly (adv.), perpendicularity (n.)
The word perpendicular
contains the following part:
that means of, pertaining to, or resembling
More about this word part:
The suffix -ar1attaches to bound Latinate bases to form adjectives. Most adjectives ending in -ar1 combine with the suffix -ity to form nouns ending in -arity. -ar1 is a variant of -al2, -ial that for phonological reasons occurs with bases ending in 'l'.