arch

I

(New American Roget's College Thesaurus)

n. curve, arc, vault. See convexity, concavity, curvature. —adj. cunning, roguish; preeminent, chief. See superiority.

II

(Roget's IV) modif.

1. [Main]

Syn. chief, main, principal; see principal .

2. [Playfully mischievous]

Syn. roguish, saucy, mischievous, waggish; see jaunty .

n.

Syn. arc, curve, vault, dome, cupola, ogive, span, bend, archivolt, squinch, architrave, arching, archway, curvature, bend, cove, camber.

Arches include: round, horseshoe, lancet, ogee, trefoil, basket-handle, decorated, Tudor, Egyptian, Gothic, Ionian, flat, Roman. v.

Syn. extend, round, stretch, camber, curve, bend, form, shape, hunch, hump, hook, arch over.

Ant. straighten*, unbend, smooth.

III

(Roget's 3 Superthesaurus)

I

n.

1. vault ogive, dome.

2. curvature arc, bow, parabola, bend, crescent.

II

v.

bend, curve, bow, flex, round.

III

a.

main, chief, principal, top, primary, highest, greatest, foremost.

ANT.: least, smallest, minor

IV

(Roget's Thesaurus II) verb 1. To swerve from a straight line: angle2, arc, bend, bow2, crook, curve, round, turn. See STRAIGHT. 2. To incline the body: bend, bow1, hump, hunch, scrunch, stoop. See POSTURE.