Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of dorsal is as below...

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.

Notopodium :: Notopodium (n.) The dorsal lobe or branch of a parapodium. See Parapodium.

Culmen :: Culmen (n.) The dorsal ridge of a bird's bill.

Elytrum :: Elytrum (n.) One of the shieldlike dorsal scales of certain annelids. See Chaetopoda.

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..

Diaheliotropism :: Diaheliotropism (n.) A tendency of leaves or other organs of plants to have their dorsal surface faced towards the rays of light.

Dipterygian :: Dipterygian (a.) Having two dorsal fins; -- said of certain fishes.

Tergum :: Tergum (n.) One of the dorsal plates of the operculum of a cirriped.

Mesonotum :: Mesonotum (n.) The dorsal portion of the mesothorax of insects.

Rudd :: Rudd (n.) A fresh-water European fish of the Carp family (Leuciscus erythrophthalmus). It is about the size and shape of the roach, but it has the dorsal fin farther back, a stouter body, and red irises. Called also redeye, roud, finscale, and shallow. A blue variety is called azurine, or blue roach..

Prophragma :: Prophragma (n.) An internal dorsal chitinous process between the first two divisions of the thorax of insects.

Suprafoliaceous :: Supra-ethmoid (a.) Above, or on the dorsal side of, the ethmoid bone or cartilage..

Dorsum :: Dorsum (n.) The back or dorsal region of an animal; the upper side of an appendage or part; as, the dorsum of the tongue..

Camarasaurus :: Camarasaurus (n.) A genus of gigantic American Jurassic dinosaurs, having large cavities in the bodies of the dorsal vertebrae..

Dorsal :: Dorsal (a.) Pertaining to the surface naturally inferior, as of a leaf..

Chiton :: Chiton (n.) One of a group of gastropod mollusks, with a shell composed of eight movable dorsal plates. See Polyplacophora..

Restiform :: Restiform (a.) Formed like a rope; -- applied especially to several ropelike bundles or masses of fibers on the dorsal side of the medulla oblongata.

Meson :: Meson (n.) The mesial plane dividing the body of an animal into similar right and left halves. The line in which it meets the dorsal surface has been called the dorsimeson, and the corresponding ventral edge the ventrimeson..

Gymnonoti :: Gymnonoti (n. pl.) The order of fishes which includes the Gymnotus or electrical eel. The dorsal fin is wanting.

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..

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