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1 definition found
 for Dorsal vessel
From The Collaborative International Dictionary of English v.0.48 :

  Dorsal \Dor"sal\, a. [F. dorsal, LL. dorsalis, fr. L. dorsualis,
     fr. dorsum back; cf. Gr. ?, ?, mountain ridge. Cf. Dorse,
     Dorsel, Dosel.]
     1. (Anat.) Pertaining to, or situated near, the back, or
        dorsum, of an animal or of one of its parts; notal;
        tergal; neural; as, the dorsal fin of a fish; the dorsal
        artery of the tongue; -- opposed to ventral.
        [1913 Webster]
     2. (Bot.)
        (a) Pertaining to the surface naturally inferior, as of a
        (b) Pertaining to the surface naturally superior, as of a
            creeping hepatic moss.
            [1913 Webster]
     Dorsal vessel (Zool.), a central pulsating blood vessel
        along the back of insects, acting as a heart.
        [1913 Webster]

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