This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. The 23rd letter of the Greek alphabet. See Table at alphabet.

n. Parapsychological phenomena or abilities considered as a group.

abbreviation. pounds per square inch

n. The twenty-third letter of Classical and Modern Greek and the twenty-fourth letter of Old and Ancient Greek.

n. A form of psychic energy.

initialism. Pounds per square inch (an imperial unit of pressure)

n. A Greek letter, Ψ, ψ. It belongs to the Ionic alphabet, and stands for ps or phs. The character may be a modification of Φ, φ.

n. the 23rd letter of the Greek alphabet

n. a unit of pressure

"In spinor form the wave-field is psi = (psi_A, psi_ {A’})."

letter    letter of the alphabet    alphabetic character    pressure unit   

Next    chi    omega   

Ai    Alai    Ally    Bi    Bligh    Bly    Brunei    Cai    Cy    Dai   

psionic    telepathic    supernormal    paranormal    extrasensory    omega    empathic    perceptual    telekinetic    parapsychological