aboral

American  

[ab-awr-uhl, -ohr-] / æbˈɔr əl, -ˈoʊr- /

adjective

Anatomy, Zoology.

1. opposite to or away from the mouth.

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aboral British  

/ æbˈɔːrəl /

adjective

1. zoology away from or opposite the mouth

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Other Word Forms

• aborally adverb

Etymology

Origin of aboral

First recorded in 1855–60; ab- + oral

Example Sentences

To understand how the aboral organ is organized internally, researchers collaborated with Maike Kittelmann at Oxford Brookes University and used advanced volume electron microscopy.

From Science Daily • Mar. 6, 2026

This difference suggests that the aboral organ may not be directly equivalent to brains found in other animal groups.

From Science Daily • Mar. 6, 2026

Gibbons prefer life high up off the ground and are crippled by the loss of an aboral home.

From National Geographic • Jun. 21, 2018

Water enters the madreporite on the aboral side of the echinoderm.

From Textbooks • Jan. 1, 2015

The aboral nervous system, if indeed it be present at all, is very slightly developed.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 10 "Echinoderma" to "Edward" by Various