psi

Definition from Wiktionary, the free dictionary
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See also: Psi, PSI, psí, and pśi

English[edit]

Ancient Greek Alphabet

chi
Greek uc psi.svg Greek lc psi.svg
omega
Ψ ψ
Ancient Greek: ψεῖ
Wikipedia article on psi


Etymology 1[edit]

From Ancient Greek ψῖ (psî), the name for the twenty-third letter of the alphabet (Ψ, ψ).

Pronunciation[edit]

Greek letter

  • enPR: psī, , IPA(key): /psaɪ/, /saɪ/
  • (file)
  • Homophones: xi, sigh, scye, sai, Si (all for the latter pronunciation only)
  • Rhymes: -aɪ

Psychic abilities

Noun[edit]

psi (countable and uncountable, plural psis)

  1. (countable) The twenty-third letter of Classical and Modern Greek and the twenty-fifth letter of Old and Ancient Greek.
  2. (uncountable, parapsychology) A form of psychic energy.
    • 1993, Will Self, My Idea of Fun:
      ‘Come, lad,’ he said. ‘We will take tea together and speak of the noumenon, the psi and other more heterogenous phenomena.’
Translations[edit]

See also[edit]

  • (Greek letter): Previous: chi, Next: omega

Etymology 2[edit]

Initialism

Alternative forms[edit]

Initialism[edit]

psi

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

Anagrams[edit]


Catalan[edit]

Noun[edit]

psi f (plural psis)

  1. Psi; the Greek letter Ψ (lowercase ψ).

French[edit]

Pronunciation[edit]

Noun[edit]

psi m (plural psi)

  1. psi (Greek letter)

Anagrams[edit]

External links[edit]


Italian[edit]

Noun[edit]

Italian Wikipedia has an article on:

Wikipedia it

psi m, f (invariable)

  1. psi (Greek letter)

Polish[edit]

Etymology 1[edit]

From pies

Pronunciation[edit]

Adjective[edit]

psi m (not comparable)

  1. canine, dog-
Declension[edit]

Etymology 2[edit]

From Ancient Greek ψῖ (psî), the name for the twenty-third letter of the alphabet (Ψ, ψ).

Pronunciation[edit]

Noun[edit]

psi n (indeclinable)

  1. psi; the Greek letter Ψ, ψ

Portuguese[edit]

Noun[edit]

psi m (plural psis)

  1. (countable) psi (name of the Greek letter Ψ)

Spanish[edit]

Noun[edit]

psi f (plural psíes)

  1. psi; the Greek letter Ψ, ψ