Source : Webster's Revised Unabridged Dictionary (1913)

Circean \Cir*ce"an\, a. [L. Circaeus.]
   Having the characteristics of Circe, daughter of Sol and
   Perseis, a mythological enchantress, who first charmed her
   victims and then changed them to the forms of beasts;
   pleasing, but noxious; as, a Circean draught.