I . n.
1.
Arched ceiling, arched roof, continued arch.
2.
Cell, cellar.
3.
Tomb, crypt, catacomb, repository for the dead.
4.
Leap, bound, jump.
II . v. a.
Arch, cover with an arch, arch over.
III . v. n.
1.
Leap, bound, jump, spring.
2.
Tumble, turn, exhibit feats of jumping, play the posture-master.