ven·tral
adjective/ˈventrəl/
/ˈventrəl/
[only before noun] (biology)- on or connected with the part of a fish or an animal that is under its body (or that in humans faces forward)
enlarge image腹的；腹部的；腹侧的 - a fish’s ventral fin
鱼的腹鳍
Word Originlate Middle English: from Latin venter, ventr- ‘belly’ + -al. - a fish’s ventral fin