psyche

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. The spirit or soul.
2. n. Psychiatry The mind functioning as the center of thought, emotion, and behavior and consciously or unconsciously adjusting or mediating the body's responses to the social and physical environment.
3. v. Variant of psych.

Century Dictionary and Cyclopedia

1. n. In classical mythology, the personified and deified soul or spirit, the beloved of Eros, by whom she was alternately caressed and tormented. She was considered as a fair young girl, often with the wings of a butterfly, and the butterfly was her symbol.
2. n. [lowercase] The human soul or spirit or mind.
3. n. The 16th planetoid, discovered by De Gasparis at Naples in 1852.
4. n. In zoology: In entomology, a genus of bombycid moths, erected by Schrank in 1801 (after Linnæus, 1735), and typical of the family Psychidæ. They have wingless females, and males with wings which scarcely reach beyond the tip of the abdomen. About 70 species are known, nearly all of which are European, one belonging to Australia and one to Ceylon.
5. n. In conchology, a genus of gymnosomatous pteropods of the family Eurybiidæ. Also called Halopsyche.
6. n. [lowercase] In anatomy, the cerebrospinal nervous system: in Haeckel's vocabulary applied to the brain and spinal cord as the physiological center of the nervous system, in the activities of which he supposed the soul or spirit to subsist. In this use of the term, the psyche is divided into protopsyche (forebrain), deutopsyche ('tween-brain), mesopsyche (midbrain), metapsyche (hindbrain), epipsyche (afterbrain, or medulla oblongata), and notopsyche (the spinal cord).
7. n. [lowercase] A large mirror, in which the whole person can be seen, usually hung on pivots at the sides, the whole being supported in a movable frame.

Wiktionary

1. n. The human soul, mind, or spirit.
2. n. The human mind as the central force in thought, emotion, and behavior of an individual.
3. abbr. psychology
4. interj. Used abruptly after a sentence to indicate that the speaker is only joking.
5. v. transitive To put (someone) into a required psychological frame of mind.
6. v. transitive To intimidate (someone) emotionally using psychology.
7. v. transitive, informal To treat (someone) using psychoanalysis.

GNU Webster's 1913

1. n. (Class Myth.) A lovely maiden, daughter of a king and mistress of Eros, or Cupid. She is regarded as the personification of the soul.
2. n. The soul; the vital principle; the mind.
3. n. A cheval glass.

WordNet 3.0

1. n. that which is responsible for one's thoughts and feelings; the seat of the faculty of reason
2. n. the immaterial part of a person; the actuating cause of an individual life
3. n. (Greek mythology) a beautiful princess loved by Cupid who visited her at night and told her she must not try to see him; became the personification of the soul