a. (Zool.) Abranchiate. [ 1913 Webster ]

‖n. pl. [ NL., from Gr. 'a priv. + &unr_;, pl., the gills of fishes. ] (Zool.) A group of annelids, so called because the species composing it have no special organs of respiration. [ 1913 Webster ]

a. (Zool.) Without gills. [ 1913 Webster ]

‖n. pl. [ NL., fr. Gr. 'a`nqos flower + &unr_; gills, n. pl. ] (Zool.) A division of nudibranchiate Mollusca, in which the gills form a wreath or cluster upon the posterior part of the back. See Nudibranchiata, and Doris. [ 1913 Webster ]

a. (Anat.) Of or pertaining to the antibrachium, or forearm. [ 1913 Webster ]

a. 1. Pertaining to Antiochus, a contemporary with Cicero, and the founder of a sect of philosophers. [ 1913 Webster ]

2. Of or pertaining to the city of Antioch, in Syria. [ 1913 Webster ]

Antiochian epoch (Chron.), a method of computing time, from the proclamation of liberty granted to the city of Antioch, about the time of the battle of Pharsalia, B.C. 48. [ 1913 Webster ]

a. See Appalachian. [ 1913 Webster ]

a. Of or pertaining to a chain of mountains in the United States, commonly called the Allegheny mountains. [ 1913 Webster ]

☞ The name Appalachian was given to the mountains by the Spaniards under De Soto, who derived it from the neighboring Indians. Am. Cyc. [ 1913 Webster ]

‖n. pl. [ NL.; pref. archi- + annelida. ] (Zool.) A group of Annelida remarkable for having no external segments or distinct ventral nerve ganglions. [ 1913 Webster ]

n. [ L. archiatrus, Gr. &unr_;; pref. &unr_; + &unr_; physician, &unr_; to heal. ] Chief physician; -- a term applied, on the continent of Europe, to the first or body physician of princes and to the first physician of some cities. P. Cyc. [ 1913 Webster ]

a. [ L. Archilochius. ] Of or pertaining to the satiric Greek poet Archilochus; as, Archilochian meter. [ 1913 Webster ]

a. Severely critical. [ 1913 Webster ]

n. 1. 1 a family comprising the birthworts; wild ginger.
Syn. -- family Aristolochiaceae, birthwort family [ WordNet 1.5 ]

n. 1. 1 an order of plants distinguished by tubular petaloid perianth and inferior ovary. It includes the Aristolochiaceae, Rafflesiaceae, and Hydnoraceae.
Syn. -- order Aristolochiales. [ WordNet 1.5 ]

‖n. pl. [ NL., fr. Gr. &unr_;, &unr_;, shield + &unr_; gills. ] (Zool.) A group of Gastropoda, with limpetlike shells, including the abalone shells and keyhole limpets. [ 1913 Webster ]

‖n. pl. [ NL., fr. Gr. batra`cheios belonging to a frog, fr. ba`trachos frog. ] (Zool.) The order of amphibians which includes the frogs and toads; the Anura. Sometimes the word is used in a wider sense as equivalent to Amphibia. [ 1913 Webster ]

a. (Zool.) Pertaining to the Batrachia. -- n. One of the Batrachia. [ 1913 Webster ]

‖n. pl. See Brachium. [ 1913 Webster ]

r a. [ L. brachialis (bracch-), from bracchium (bracch-) arm: cf. F. brachial. ] 1. (Anat.) Pertaining or belonging to the arm; as, the brachial artery; the brachial nerve. [ 1913 Webster ]

2. Of the nature of an arm; resembling an arm. [ 1913 Webster ]

‖n. pl. [ See Brachiate. ] (Zool.) A division of the Crinoidea, including those furnished with long jointed arms. See Crinoidea. [ 1913 Webster ]

a. [ L. brachiatus (bracch-) with boughs or branches like arms, from brackium (bracch-) arm. ] (Bot.) Having branches in pairs, decussated, all nearly horizontal, and each pair at right angles with the next, as in the maple and lilac. [ 1913 Webster ]

‖n.; pl. Branchiæ [ L., fr. Gr. &unr_;, pl. of &unr_;. ] (Anat.) A gill; a respiratory organ for breathing the air contained in water, such as many aquatic and semiaquatic animals have. [ 1913 Webster ]

a. (Anat.) Of or pertaining to branchiæ or gills. [ 1913 Webster ]

Branchial arches, the bony or cartilaginous arches which support the gills on each side of the throat of fishes and amphibians. See Illustration in Appendix. --
Branchial clefts, the openings between the branchial arches through which water passes. [ 1913 Webster ]

a. (Anat.) Furnished with branchiæ; as, branchiate segments. [ 1913 Webster ]

‖n. pl. [ L. , pl. Cf. Bronchus. ] (Anat.) The bronchial tubes which arise from the branching of the trachea, esp. the subdivision of the bronchi. Dunglison. [ 1913 Webster ]

a. [ Cf. F. bronchial. See Bronchia. ] (Anat.) Belonging to the bronchi and their ramifications in the lungs. [ 1913 Webster ]

Bronchial arteries, branches of the descending aorta, accompanying the bronchia in all their ramifications. --
Bronchial cells, the air cells terminating the bronchia. --
Bronchial glands, glands whose functions are unknown, seated along the bronchia. --
Bronchial membrane, the mucous membrane lining the bronchia. --
Bronchial tube, the bronchi, or the bronchia. [ 1913 Webster ]

a. [ L. caducus falling (fr. cadere to fall) + E. branchiate. ] (Zool.) With temporary gills: -- applied to those Amphibia in which the gills do not remain in adult life. [ 1913 Webster ]

‖n. pl. [ NL., from L. caput, capitis, head + -branchiae gills. ] (Zool.) A division of annelids in which the gills arise from or near the head. See Tubicola. [ 1913 Webster ]

‖n. pl. [ NL., fr. Gr. ke`ras, ke`ratos, horn + &unr_;, n. pl., gills. ] (Zool.) A group of nudibranchiate Mollusca having on the back papilliform or branched organs serving as gills. [ 1913 Webster ]

a. (Anat.) Pertaining to the bone, or cartilage, below the epibranchial in a branchial arch. -- n. A ceratobranchial bone, or cartilage. [ 1913 Webster ]

pos>a. [ L. chius, fr. Chios the island Chios, Gr. &unr_;. ] Of or pertaining to Chios, an island in the Ægean Sea. [ 1913 Webster ]

Chian earth, a dense, compact kind of earth, from Chios, used anciently as an astringent and a cosmetic. --
Chian turpentine, a fragrant, almost transparent turpentine, obtained from the Pistacia Terebinthus. [ 1913 Webster ]

n. a dry red Italian table wine from the Chianti region of Tuscany. [ WordNet 1.5 ]

{ ‖‖ } n. [ It., clear dark. ] (a) The arrangement of light and dark parts in a work of art, such as a drawing or painting, whether in monochrome or in color. (b) The art or practice of so arranging the light and dark parts as to produce a harmonious effect. Cf. Clair-obscur. [ 1913 Webster ]

n. A painter who cares for and studies light and shade rather than color. [ 1913 Webster ]

{ ‖ } n. [ NL. chiasma, fr. Gr. chi`asma two lines placed crosswise, fr. &unr_; to mark with a χ. ] (Anat.) A commissure; an intersection or crossing of two tracts; especially, the optic commissure, or crucial union of the optic nerves. -- Chi*as"mal a.. [1913 Webster]

adj. of or pertaining to a chiasma. [ WordNet 1.5 ]

‖n. [ NL., fr. Gr. chiasmo`s a placing crosswise, fr. chia`zein. See Chiasm. ] (Rhet.) An inversion of the order of words or phrases, when repeated or subsequently referred to in a sentence; thus, [ 1913 Webster ]

If e'er to bless thy sons
My voice or hands deny,
These hands let useful skill forsake,
This voice in silence die. Dwight. [ 1913 Webster ]

n. [ Gr. chiasto`s marked with a χ + -lite. See Chiasm. So called from the resemblance of the cross cuts of its crystals to the Greek letter χ. ] (Min.) A variety of andalusite; -- called also macle. The tessellated appearance of a cross section is due to the symmetrical arrangement of impurities in the crystal. [ 1913 Webster ]

‖n. pl. [ NL., fr. E. cirrus + L. branchiae gills. ] (Zool.) A division of Mollusca having slender, cirriform appendages near the mouth; the Scaphopoda. [ 1913 Webster ]

‖n. pl. [ NL., fr. Gr. krypto`s hidden + L. branchia a gill. ] (Zool.) (a) A division of the Amphibia; the Derotremata. (b) A group of nudibranch mollusks. [ 1913 Webster ]

a. (Zool.) Having concealed or rudimentary gills. [ 1913 Webster ]

a. [ Cyclo- + branchiate. ] (Zool) Having the gills around the margin of the body, as certain limpets. [ 1913 Webster ]

‖n. pl. [ NL. ] (Zool.) A group of nudibranch mollusks without special gills. [ 1913 Webster ]

a. [ Derm + branchiate. ] (Zool.) Having the skin modified to serve as a gill. [ 1913 Webster ]

n. 1. comprising all living cephalopods except the family Nautilidae: the orders Octopoda (octopuses) and Decapoda (squids and cuttlefish).
Syn. -- Dibranchiata, subclass ta, Dibranchia, subclass Dibranchia. [ WordNet 1.5 ]

‖n. pl. [ NL., fr. Gr. di- = di`s- twice + &unr_; gills. ] (Zool.) An order of cephalopods which includes those with two gills, an apparatus for emitting an inky fluid, and either eight or ten cephalic arms bearing suckers or hooks, as the octopi and squids. See Cephalopoda. [ 1913 Webster ]

a. (Zool.) Having two gills. -- n. One of the Dibranchiata. [ 1913 Webster ]

n. a genus of evergreen perennial herbs of tropical America with lush foliage and poisonous sap; often cultivated as houseplants.
Syn. -- genus Dieffenbachia. [ WordNet 1.5 ]

‖n. pl. [ NL., from L. dorsum back + branchiae gills. ] (Zool.) A division of chætopod annelids in which the branchiæ are along the back, on each side, or on the parapodia. [ See Illusts. under Annelida and Chætopoda. ] [ 1913 Webster ]

a. (Zool.) Having branchiæ along the back; belonging to the Dorsibranchiata. -- n. One of the Dorsibranchiata. [ 1913 Webster ]