abactinal

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English[edit]

Etymology[edit]

From ab- +‎ actinal.

Pronunciation[edit]

  • (General American) IPA(key): /æˈbæk.tə.nl̩/, /ˈæˌbæk.tə.nl̩/, /ˌæˌbækˈtaɪ.nl̩/, /ˈæˌbækˌtaɪ.nl̩/

Adjective[edit]

abactinal ‎(comparative more abactinal, superlative most abactinal)

  1. (zoology) Pertaining to the surface or end opposite to the mouth in a radiate animal.
    • 1857, Louis Agassiz, Contributions to Natural History, volume 4, page 376:
      The so-called mouth is always placed at one end of these poles, and from it radiate the most prominent organs, in consequence of which I have called this side of the body the oral or actinal area, and the opposite side the aboral or abactinal area.

Translations[edit]

Antonyms[edit]


Portuguese[edit]

Adjective[edit]

abactinal m, f ‎(plural abactinais, comparable)

  1. (zoology) abactinal (pertaining to the surface or end opposite to the mouth in a radiate animal)