Ventral

Part of speech: adjective (a.)

1. 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 Ant: dorsal.

2. Of or pertaining to that surface of a carpel, petal, etc., which faces toward the center of a flower.

3. Of or pertaining to the lower side or surface of a creeping moss or other low flowerless plant. Opposed to Ant: dorsal. Ventral fins (Zoöl.), 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.