Meaning & use
Aboral
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Situated opposite to, or away from, the mouth, especially in an animal with radial symmetry such as a starfish or jellyfish.
See it in a sentence
The sea urchin's anus is located on its aboral surface, opposite its mouth.
Researchers marked the aboral end of the specimen to track its orientation during the experiment.
A note on using this word
Common in marine biology and zoology when describing the body structure of invertebrates like echinoderms and cnidarians.
Words with an opposite meaning
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