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actinal

 - 2 dictionary results

ac⋅ti⋅nal

  [ak-tuh-nl, ak-tahyn-l]
Use actinal in a Sentence
–adjective Zoology.
1. having tentacles or rays.
2. pertaining to the oral area from which the arms or tentacles radiate.
Origin:
1857; actin- + -al 1 ; coined, with sense of def. 2, by Louis Agassiz

Related forms:
ac⋅ti⋅nal⋅ly, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To actinal
ac·ti·nal   (āk'tĭ-nəl, āk-tī'-)   
adj.  Of, relating to, or located on the part of a radially symmetric animal from which the tentacles radiate or the side where the oral area is found.
ac'ti·nal·ly adv.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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