ven·tral /ˈvɛntrəl/
 (a.)腹的,腹部的,腹側的腹鰭


 ven·tral /ˈvɛntrəl/ 形容詞
 腹的,腹側的,前側的,腹面的


 Ven·tral a.
 1. Anat. Of, pertaining to, or situated near, the belly, or ventral side, of an animal or of one of its parts; hemal; abdominal; as, the ventral fin of a fish; the ventral root of a spinal nerve; -- opposed to dorsal.
 2. Bot. (a) Of or pertaining to that surface of a carpel, petal, etc., which faces toward the center of a flower.  (b) Of or pertaining to the lower side or surface of a creeping moss or other low flowerless plant.  Opposed to dorsal.
 Ventral fins Zool., the posterior pair of fins of a fish. They are often situated beneath the belly, but sometimes beneath the throat.
 Ventral segment. Acoustics See Loop, n., 5.

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 ventral
      adj 1: toward or on or near the belly (front of a primate or lower
             surface of a lower animal); "the ventral aspect of the
             human body"; "the liver is somewhat ventral in
             position"; "ventral (or pelvic) fins correspond to the
             hind limbs of a quadruped" [ant: dorsal]
      2: nearest to or facing toward the axis of an organ or
         organism; "the upper side of a leaf is known as the
         adaxial surface" [syn: adaxial] [ant: abaxial]