Artificial intelligent assistant

cæcal

cæcal, a. Phys.
  (ˈsiːkəl)
  [f. cæc-um + -al1.]
  Pertaining to, or of the nature of, the cæcum; having a blind end.

1826 Kirby & Sp. Entomol. IV. xl. 121 Their cæcal appendages are numerous. 1858 Lewes Sea-side Studies Index, Cæcal prolongations of the intestines are..ramifications without openings at the farther ends. 1881 Jrnl. Microsc. Sc. Jan. 99 It terminates behind in a cæcal extremity.

Oxford English Dictionary

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