Artificial intelligent assistant

achenial

achenial, a. Bot.
  (əˈkiːnɪəl)
  [f. L. achæni-um, see prec. + -al1.]
  Pertaining to an achene.

1881 G. Macloskie in Nature XXV. 174 Observations on the achenial awns of Erodium Moschatum.

Oxford English Dictionary

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