aboral

[ ab-awr-uh l, -ohr- ]

/ æbˈɔr əl, -ˈoʊr- /

opposite to or away from the mouth.

Origin of aboral

First recorded in 1855–60; ab- + oral

ab·o·ral·ly, adverb

After the nerve turns to run on the aboral side there is no change in arrangement until the region of the tube feet is reached.

Journal of Entomology and Zoology |Various
The size of the meshes or alveoles is usually smallest on the aboral apex of the shell, and increases gradually towards the mouth.

Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, Second Part: Subclass Osculosa; Index |Ernst Haeckel
The larva always swims with the aboral end directed forwards.

The Works of Francis Maitland Balfour, Volume II (of 4) |Francis Maitland Balfour
The aboral side is dome-shaped, and forms the greater part of the embryo.

The Works of Francis Maitland Balfour, Volume II (of 4) |Francis Maitland Balfour

Doratopsis, body very long and slender with aboral spine, dorsal arms very short.

Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 6 |Various

aboral

/ (æbˈɔːrəl) /

zoology away from or opposite the mouth