Definition of dorsal

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Dorsal (a.) Pertaining to the surface naturally superior, as of a creeping hepatic moss..

Lern More About Dorsal

Acanthopterygii :: Acanthopterygii (n. pl.) An order of fishes having some of the rays of the dorsal, ventral, and anal fins unarticulated and spinelike, as the perch..
Epididymis :: Epididymis (n.) An oblong vermiform mass on the dorsal side of the testicle, composed of numerous convolutions of the excretory duct of that organ..
Coachman :: Coachman (n.) A tropical fish of the Atlantic ocean (Dutes auriga); -- called also charioteer. The name refers to a long, lashlike spine of the dorsal fin..
Siphonet :: Siphonet (n.) One of the two dorsal tubular organs on the hinder part of the abdomen of aphids. They give exit to the honeydew. See Illust. under Aphis.
Chiton :: Chiton (n.) One of a group of gastropod mollusks, with a shell composed of eight movable dorsal plates. See Polyplacophora..
Suchwise :: Suchospondylous (a.) Having dorsal vertebrae with long and divided transverse processes; -- applied to certain reptiles.
Triple-tail :: Triple-tail (n.) An edible fish (Lobotes Surinamensis) found in the warmer parts of all the oceans, and common on the southern and middle coasts of the United States. When living it is silvery gray, and becomes brown or blackish when dead. Its dorsal and anal fins are long, and extend back on each side of the tail. It has large silvery scales which are used in the manufacture of fancy work. Called also, locally, black perch, grouper, and flasher..
Ivory-bill :: Ivory-bill (n.) A large, handsome, North American woodpecker (Campephilus principalis), having a large, sharp, ivory-colored beak. Its general color is glossy black, with white secondaries, and a white dorsal stripe. The male has a large, scarlet crest. It is now rare, and found only in the Gulf States..
Lumpfish :: Lumpfish (n.) A large, thick, clumsy, marine fish (Cyclopterus lumpus) of Europe and America. The color is usually translucent sea green, sometimes purplish. It has a dorsal row of spiny tubercles, and three rows on each side, but has no scales. The ventral fins unite and form a ventral sucker for adhesion to stones and seaweeds. Called also lumpsucker, cock-paddle, sea owl..
Dorsoventral :: Dorsoventral (a.) From the dorsal to the ventral side of an animal; as, the dorsoventral axis..
Comatula :: Comatula (n.) A crinoid of the genus Antedon and related genera. When young they are fixed by a stem. When adult they become detached and cling to seaweeds, etc., by their dorsal cirri; -- called also feather stars..
Rorqual :: Rorqual (n.) A very large North Atlantic whalebone whale (Physalus antiquorum, or Balaenoptera physalus). It has a dorsal fin, and strong longitudinal folds on the throat and belly. Called also razorback..
Iliac :: Iliac (a.) Pertaining to, or in the region of, the ilium, or dorsal bone of the pelvis; as, the iliac artery..
Syngraph :: Syngnathi (n. pl.) A suborder of lophobranch fishes which have an elongated snout and lack the ventral and first dorsal fins. The pipefishes and sea horses are examples.
Weever :: Weever (n.) Any one of several species of edible marine fishes belonging to the genus Trachinus, of the family Trachinidae. They have a broad spinose head, with the eyes looking upward. The long dorsal fin is supported by numerous strong, sharp spines which cause painful wounds..
Costiferous :: Costiferous (a.) Rib-bearing, as the dorsal vertebrae..
Stinger :: Stingbull (n.) The European greater weever fish (Trachinus draco), which is capable of inflicting severe wounds with the spinous rays of its dorsal fin. See Weever..
Dosser :: Dosser (n.) A hanging tapestry; a dorsal.
Heteracanth :: Heteracanth (a.) Having the spines of the dorsal fin unsymmetrical, or thickened alternately on the right and left sides..
Nates :: Nates (n. pl.) The two anterior of the four lobes on the dorsal side of the midbrain of most mammals; the anterior optic lobes.
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