(Greek mythology, Roman mythology) 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.

Initialism of Pacific Standard Time. / Initialism of Palestinian Standard Time. / (linguistics, anthropology) Initialism of Proto-Sino-Tibetan. / (finance, Canada) Initialism of Provincial Sales Tax.

Initialism of pre-sentence investigation. / Initialism of protein structure initiative. / Initialism of pollutant safety/standard index (measurement of the air pollutant such as haze)

Initialism of polysialic acid. / (medicine, immunology) Initialism of prostate-specific antigen. / Initialism of pressure-sensitive adhesive. / Initialism of pressure swing adsorption.

Initialism of Pacific Southwest Airlines. / Initialism of Peugeot S.A. (“Peugeot-Citroen”)., a French automaker.

Abbreviation of Psalms.

(medicine) The branch of medicine that focuses on mental and behavioral health by subjectively diagnosing, treating, or preventing mental disorders (mental illnesses) and behavioural conditions.

Of or pertaining to psychology. / Relating to the mind and behavior or to the mental, emotional, and behavioral characteristics pertaining to a specified person, group, or activity.

A word in a language other than English that has an English appearance but is not current in English itself. This may be, for example, because the word was borrowed from a neologism that never entered English common use, or because it was independently derived from an English word, or because it was deliberately coined to resemble English.

Of, or relating to, psychiatry.