psyche

Short definition from Wiktionary

Noun

1. 1
   The human soul, mind, or spirit.
2. 2
   The human mind as the central force in thought, emotion, and behavior of an individual.
3. 3
   A small white butterfly, Leptosia nina, family Pieridae, of Asia and Australasia.
4. 4
   Abbreviation of psychology.

Interjection

1. 1
   Alternative form of psych.

Verb

1. 1
   Alternative form of psych.

Proper noun

1. 1
   The personification of the soul. Originally a mortal princess who later married Eros/Cupid, (the god of love), was deified, and bore him a daughter, Hedone/Voluptas.
2. 2
   16 Psyche, a main belt asteroid