abactinal

adjective ab·ac·ti·nal \(ˈ)a-¦bak-tə-nəl, ¦a-ˌbak-¦tī-nəl\

Definition of abactinal

  1. :  of or relating to the surface or end opposite to the mouth in a radiate animal

abactinally

adverb

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Origin and Etymology of abactinal

1ab- + actinal


First Known Use: 1857


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