Artificial intelligent assistant

selidone

ˈselidone Obs.
  Also 4 salidoine, 5 salidone.
  [a. OF. celidoine, ad. med.Lat. c(h)elidonius: see celidony2.]
  = celidony2.

13.. Owain Miles (1837) 37 Ribes and salidoines, Onicles and causteloines. c 1400 Beryn 3302 A saphir, & a salidone, & a rich ruby. c 1400 Laud Troy Bk. 8057 In hem stode many a riche ston, Saphur riche, and selidone.

Oxford English Dictionary

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