Source : Webster's Revised Unabridged Dictionary (1913)

Thea \The"a\, n. [NL. See {Tea}.] (Bot.)
   A genus of plants found in China and Japan; the tea plant.

   Note: It is now commonly referred to the genus {Camellia}.

Source : WordNet®

Thea
     n : (Greek mythology) the Titaness who was mother of Helios and
         Selene and Eos in ancient mythology [syn: {Theia}]