Artificial intelligent assistant

scelides

scelides, n. pl.
  (ˈsɛlɪdiːz)
  [mod.L., pl. of *scelid-, scelis, f. Gr. σκέλος leg.
  The formation was perh. suggested by Gr. περισκελίς leg-band. The Gr. σκελίς rib of beef is a later form for σχελίς.]
  The posterior or pelvic extremities of mammals.

1842 in Brande Dict. Sci., etc. And in later Dicts.


Oxford English Dictionary

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