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2025-07-18

“octactinal”的英英意思

单词

octactinal

释义

octactinal, a. Zool.|ɒktækˈtaɪnəl, -ˈæktɪnəl|
[f. Gr. ὀκτώ or ὀκτα- eight + ἀκτίς, ἄκτῑν- ray + -al¹: cf. actinal.]
Having eight rays; spec. belonging to the Octactiniæ or Octocoralla, sub-class of Anthozoa (see octo-). So octacˈtinian a. and n.
1888Rolleston & Jackson Anim. Life 769 Jickeli suggests..that the Graptolites are possibly Octactinians.1891Cent. Dict., Octactinal.