Associations to the word «Psi»

Wiktionary

PSI, noun. (countable) The twenty-third letter of Classical and Modern Greek and the twenty-fifth letter of Old and Ancient Greek.
PSI, noun. (uncountable) (parapsychology) A form of psychic energy.
PSI FUNCTION, noun. (mathematics) A function of a complex variable obtained by differentiating the logarithm of a gamma function; the digamma function
PSI FUNCTION, noun. (physics) The Schrödinger wave function
PSI FUNCTIONS, noun. Plural of psi function

Dictionary definition

PSI, noun. A unit of pressure.
PSI, noun. The 23rd letter of the Greek alphabet.

Wise words

Too often we underestimate the power of a touch, a smile, a kind word, a listening ear, an honest compliment, or the smallest act of caring, all of which have the potential to turn a life around.
Leo Buscaglia