(Ar`thro*dyn"ic), a. Pertaining to arthrodynia, or pain in the joints; rheumatic.
(||Ar`thro*gas"tra) n. pl. [NL., fr. Gr. 'a`rqron joint + stomach.] (Zoöl.) A division of the
Arachnida, having the abdomen annulated, including the scorpions, harvestmen, etc.; pedipalpi.
(Ar*throg"ra*phy) n. [Gr. 'a`rqron joint + -graphy.] The description of joints.
(Ar*throl"o*gy), n. [Gr. 'a`rqron joint + -logy.] That part of anatomy which treats of joints.
(Ar"thro*mere) n. [Gr. 'a`rqron joint + -mere.] (Zoöl.) One of the body segments of Arthropods.
See Arthrostraca. Packard.
(||Ar`thro*pleu"ra) n. [NL., fr. Gr. 'a`rqron joint + the side.] (Zoöl.) The side or limb-bearing
portion of an arthromere.
(Ar"thro*pod) n. (Zoöl.) One of the Arthropoda.
(||Ar*throp"o*da) n. pl. [NL., fr. Gr. 'a`rqron joint + -poda.] (Zoöl.) A large division of Articulata,
embracing all those that have jointed legs. It includes Insects, Arachnida, Pychnogonida, and Crustacea.
(||Ar`thro*pom"a*ta) n. pl. [NL., fr. Gr. 'a`rqron joint + lid.] (Zoöl.) One of the orders of
Branchiopoda. See Branchiopoda.
(||Ar*thro"sis) n. [NL., fr. Gr. fr. 'a`rqron joint.] (Anat.) Articulation.
(||Ar*thros"tra*ca), n. pl. [NL., fr. Gr. 'a`rqron joint + a shell.] (Zoöl.) One of the larger
divisions of Crustacea, so called because the thorax and abdomen are both segmented; Tetradecapoda.
It includes the Amphipoda and Isopoda.
(Ar`thro*zo"ic) a. [Gr. 'a`rqron joint + animal, fr. an animal.] (Zoöl.) Of or pertaining to the
(Ar"ti*ad) a. [Gr. even, fr. exactly.] (Chem.) Even; not odd; said of elementary substances
and of radicals the valence of which is divisible by two without a remainder.
(Ar"ti*choke) n. [It. articiocco, perh. corrupted fr. the same word as carciofo; cf. older spellings
archiciocco, archicioffo, carciocco, and Sp. alcachofa, Pg. alcachofra; prob. fr. Ar. al-harshaf, al-
1. The Cynara scolymus, a plant somewhat resembling a thistle, with a dilated, imbricated, and prickly
involucre. The head (to which the name is also applied) is composed of numerous oval scales, inclosing
the florets, sitting on a broad receptacle, which, with the fleshy base of the scales, is much esteemed as
an article of food.
2. See Jerusalem artichoke.
(Ar"ti*cle) n. [F., fr. L. articulus, dim. of artus joint, akin to Gr. fr. a root ar to join, fit. See
1. A distinct portion of an instrument, discourse, literary work, or any other writing, consisting of two
or more particulars, or treating of various topics; as, an article in the Constitution. Hence: A clause in a
contract, system of regulations, treaty, or the like; a term, condition, or stipulation in a contract; a concise
statement; as, articles of agreement.
2. A literary composition, forming an independent portion of a magazine, newspaper, or cyclopedia.