Definitions for PSIsaɪ, psaɪ

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Random House Webster's College Dictionary

psisaɪ, psaɪ(n.)(pl.)psis.

  1. the 23rd letter of the Greek alphabet (Ψ, ψ).

    Category: Language/Linguistics

Origin of psi:

1350–1400; ME < Gk pseî

psisaɪ(adj.)

  1. of or pertaining to parapsychological manifestations or abilities.

    Category: Psychology, Parapsychology

Origin of psi:

1940–45; shortening of psychic or parapsychic

psi

or p.s.i.

  1. pounds per square inch.

    Category: Physics

Princeton's WordNet

  1. pounds per square inch, psi(noun)

    a unit of pressure

  2. psi(noun)

    the 23rd letter of the Greek alphabet


Translations for PSI

Kernerman English Multilingual Dictionary

canine(adjective)

like, or of, a dog or dogs

canine characteristics.

Get even more translations for PSI »


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