actinal

[ ak-tuh-nl, ak-tahyn-l ]

adjectiveZoology.
  1. having tentacles or rays.

  2. pertaining to the oral area from which the arms or tentacles radiate.

Origin of actinal

1
1857; actin- + -al1; coined, with sense of def. 2, by Louis Agassiz

Other words from actinal

  • ac·ti·nal·ly, adverb

Words Nearby actinal

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How to use actinal in a sentence

British Dictionary definitions for actinal

actinal

/ (ˈæktɪnəl, ækˈtaɪnəl) /


adjective
  1. of or denoting the oral part of a radiate animal, such as a jellyfish, sea anemone, or sponge, from which the rays, tentacles, or arms grow

  2. possessing rays or tentacles, as a jellyfish

Origin of actinal

1
C19: see actino-, -al 1

Derived forms of actinal

  • actinally, adverb

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