Chapter Rotchet to Rouk of R by Webster's Dictionary (1913 Edition)

2. (Bot.) Same as Rotate.

Rotta
(Rot"ta) n. (Mus.) See Rota.

Rotten
(Rot"ten) a. [Icel. rotinn; akin to Sw. rutten, Dan. radden. See Rot.] Having rotted; putrid; decayed; as, a rotten apple; rotten meat. Hence: (a) Offensive to the smell; fetid; disgusting.

You common cry of curs! whose breath I hate
As reek of the rotten fens.

Shak.

(b) Not firm or trusty; unsound; defective; treacherous; unsafe; as, a rotten plank, bone, stone. "The deepness of the rotten way." Knolles.

Rotten borough. See under Borough. — Rotten stone (Min.), a soft stone, called also Tripoli (from the country from which it was formerly brought), used in all sorts of finer grinding and polishing in the arts, and for cleaning metallic substances. The name is also given to other friable siliceous stones applied to like uses.

Syn. — Putrefied; decayed; carious; defective; unsound; corrupt; deceitful; treacherous.

— Rot"ten*ly, adv. — Rot"ten*ness, n.

Rotula
(||Rot"u*la) n. [L., a little wheel; cf. It. rotula.] (Anat.) The patella, or kneepan.

Rotular
(Rot"u*lar) a. [L. rotula, dim. of rota wheel.] (Anat.) Of or pertaining to the rotula, or kneepan.

Rotund
(Ro*tund") a. [L. rotundus. See Round, and cf. Rotunda.]

1. Round; circular; spherical.

2. Hence, complete; entire.

3. (Bot.) Orbicular, or nearly so. Gray.

Rotund
(Ro*tund"), n. A rotunda. [Obs.] Burke.

Rotunda
(Ro*tun"da) n. [Cf. It. rotonda, F. rotonde; both fr. L. rotundus round. See Rotund, a.] (Arch.) A round building; especially, one that is round both on the outside and inside, like the Pantheon at Rome. Less properly, but very commonly, used for a large round room; as, the rotunda of the Capitol at Washington.

Rotundate
(Ro*tund"ate) a. Rounded; especially, rounded at the end or ends, or at the corners.

Rotundifolious
(Ro*tund`i*fo"li*ous) a. [L. rotundus round + folium a leaf.] (Bot.) Having round leaves.

Rotundity
(Ro*tund"i*ty) n. [L. rotunditas: cf. F. rotondité.]

1. The state or quality of being rotu roundness; sphericity; circularity.

Smite flat the thick rotundity o'the world!

Shak.

2. Hence, completeness; entirety; roundness.

For the more rotundity of the number and grace of the matter, it passeth for a full thousand.

Fuller.

A boldness and rotundity of speech.

Hawthorne.

Rotundness
(Ro*tund"ness), n. Roundness; rotundity.