aboral

American  

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

adjective

Anatomy, Zoology.

1. opposite to or away from the mouth.

---

aboral British  

/ æbˈɔːrəl /

adjective

1. zoology away from or opposite the mouth

---

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

Researchers found that this nerve net forms direct synaptic connections with cells in the aboral organ, creating a pathway for two way communication.

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

Cranchia, body short, purse-shaped, normal arms short, fins entirely aboral.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 6 "Celtes, Konrad" to "Ceramics" by Various