Part 258

Cir"rate (?), a. [L. cirratus having ringlets, fr. cirrus a curl.] (Zo÷l.) Having cirri along the margin of a part or organ.

Cir*rhif"er*ous (?), a. See Cirriferous.

Cir"rhose (?), a. Same as Cirrose.

||Cir*rho"sis (?), n. [NL., fr. Gr. &?; orange-colored: cf. F. cirrhose. So called from the yellowish appearance which the diseased liver often presents when cut.] (Med.) A disease of the liver in which it usually becomes smaller in size and more dense and fibrous in consistence; hence sometimes applied to similar changes in other organs, caused by increase in the fibrous framework and decrease in the proper substance of the organ.

Cir*rhot"ic (?), a. Pertaining to, caused by, or affected with, cirrhosis; as, cirrhotic degeneration; a cirrhotic liver.

Cir"rhous (?), a. See Cirrose.

Cir"rhus (?), n. Same as Cirrus.

||Cir"ri (?), n. pl. See Cirrus.

Cir*rif"er*ous (?), a. [Cirrus + -ferous.] Bearing cirri, as many plants and animals.

Cir"ri*form (?), a. [Cirrus + -form.] (Biol.) Formed like a cirrus or tendril; -- said of appendages of both animals and plants.

Cir*rig"er*ous (?), a. [Cirrus + -gerous.] (Biol.) Having curled locks of hair; supporting cirri, or hairlike appendages.

Cir"ri*grade (?), a. [Cirrus + L. gradi to walk.] (Biol.) Moving or moved by cirri, or hairlike appendages.

Cir"ri*ped (?), n. (Zo÷l.) One of the Cirripedia.

||Cir`ri*pe"di*a (?), n. pl. [NL., fr. L. cirrus curl + pes, pedis, foot.] (Zo÷l.) An order of Crustacea including the barnacles. When adult, they have a calcareous shell composed of several pieces. From the opening of the shell the animal throws out a group of curved legs, looking like a delicate curl, whence the name of the group. See Anatifa.

||Cir`ro*bran`chi*a"ta (?), n. pl. [NL., fr. E. cirrus + L. branchiae gills.] (Zo÷l.) A division of Mollusca having slender, cirriform appendages near the mouth; the Scaphopoda.

Cir`ro-cu"mu*lus (?), n. [Cirrus + cumulus.] (Meteor.) See under Cloud.

Cir"rose (?), a. [See Cirrus.] (Bot.) (a) Bearing a tendril or tendrils; as, a cirrose leaf. (b) Resembling a tendril or cirrus. [Spelt also cirrhose.]

||Cir`ros"to*mi (?), n. pl. [NL., fr. E. cirrus + Gr. &?; mouth.] (Zo÷l.) The lowest group of vertebrates; -- so called from the cirri around the mouth; the Leptocardia. See Amphioxus.

Cir`ro-stra"tus (?), n. [Cirrus + stratus.] (Meteor.) See under Cloud.

Cir"rous (?), a. 1. (Bot.) Cirrose.

2. (Zo÷l.) Tufted; -- said of certain feathers of birds.

||Cir"rus (?), n.; pl. Cirri (#). [L., lock, curl, ringlet.] [Also written cirrhus.]

1. (Bot.) A tendril or clasper.

2. (Zo÷l.) (a) A soft tactile appendage of the mantle of many Mollusca, and of the parapodia of Annelida. Those near the head of annelids are Tentacular cirri; those of the last segment are caudal cirri. (b) The jointed, leglike organs of Cirripedia. See Annelida, and PolychŠta.

&fist; In some of the inferior animals the cirri aid in locomotion; in others they are used in feeding; in the Annelida they are mostly organs of touch. Some cirri are branchial in function.

3. (Zo÷l.) The external male organ of trematodes and some other worms, and of certain Mollusca.

4. (Meteor.) See under Cloud.

Cir"so*cele (?), n. [Gr. &?; a dilated vein + &?; tumor.] (Med.) The varicose dilatation of the spermatic vein.