IPA: /ˈdɔːrsæd/
KK: /ˈdɔrsæd/
In the direction of the back or the upper side of an animal or organism.
The fish swam dorsad, moving towards the surface of the water.
Dorsad → It is formed from "dorsum" (meaning back) and the suffix "-ad" (indicating direction). The word "dorsad" means in the direction of the back or towards the back.
Think of 'dorsum' meaning back, and remember that 'dorsad' refers to something moving towards the back.