Source : Webster's Revised Unabridged Dictionary (1913)

Lacedaemonian \Lac`e*d[ae]*mo"ni*an\, a. [L. Lacedamonius, Gr.
   Lakedaimo`nios, fr. Lakedai`mwn Laced[ae]mon.]
   Of or pertaining to Laced[ae]mon or Sparta, the chief city of
   Laconia in the Peloponnesus. -- n. A Spartan. [Written also
   {Lacedemonian}.]