psi

See also: Psi, PSI, psí, and pśi

English

Ancient Greek Alphabet

← chi		→ omega
Ψ ψ Ancient Greek: ψεῖ
Wikipedia article on psi

Etymology 1

From (deprecated template usage) [etyl] Ancient Greek ψῖ (psî), the name for the twenty-third letter of the alphabet (Ψ, ψ).

Pronunciation

Greek letter

• enPR: psī, sī, IPA^(key): /psaɪ/, /saɪ/

• Audio (US) (Greek letter)

  (file)

• Homophones: xi, sigh, scye, sai, Si (all for the latter pronunciation only)
• Rhymes: -aɪ

Psychic energy

• enPR: sī, IPA^(key): /saɪ/

• Audio (US) (psychic energy)

  (file)

• Homophones: xi, sigh, scye, sai, Si
• Rhymes: -aɪ

Noun

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

Greek letter

• Arabic: پْسِي m (psī), بْسِي m (bsī)
• Catalan: psi (ca) f
• Chinese:

  Mandarin: 普西 (zh) (pǔxī)

• Czech: psí (cs) n
• Dutch: psi (nl) m or f
• Esperanto: psio (eo)
• Finnish: psii (fi)
• French: psi (fr) m
• German: Psi (de) n
• Greek: ψι (el) n (psi)

  Ancient: ψεῖ n (pseî)

• (deprecated template usage) {{trans-mid}}
• Hebrew: פְּסִי f (psi)
• Hungarian: pszi
• Interlingua: psi
• Italian: psi (it)
• Japanese: プシー (pushī), プスィ (pusi), プサイ (pusai)
• Korean: 프시 (ko) (peusi)
• Malay: psi
• Polish: psi (pl) n
• Portuguese: psi (pt) m
• Russian: пси (ru) n (psi)
• Spanish: psi f

psychic energy

• (deprecated template usage) {{trans-mid}}

See also

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

Etymology 2

Initialism

Alternative forms

• P.S.I.
• PSI

Symbol

psi

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

Anagrams

• IPS, IPs, ISP, Isp, PIs, iPS, isp, pis, sip

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Catalan

Pronunciation

• IPA^(key): (Central, Balearic, Valencian) [ˈpsi]

Noun

psi f (plural psis)

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

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Czech

Pronunciation

• IPA^(key): [ˈpsɪ]

Noun

psi

1. nominative/vocative plural of pes

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French

Pronunciation

• IPA^(key): /psi/
• Homophones: psy, psys

Noun

psi m (plural psi)

1. psi (Greek letter)

Further reading

• “psi”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

Anagrams

• pis, spi

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Italian

Pronunciation

• Rhymes: -i

Noun

psi m or f (uncountable)

1. psi (Greek letter)

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Polish

Etymology 1

From pies.

Pronunciation

• IPA^(key): /pɕi/

Adjective

psi (not comparable)

1. canine, dog-

Etymology 2

From (deprecated template usage) [etyl] Ancient Greek ψῖ (psî), the name for the twenty-third letter of the alphabet (Ψ, ψ).

Pronunciation

• IPA^(key): //psi//

Noun

psi n (indeclinable)

1. psi; the Greek letter Ψ, ψ

Further reading

• Template:R:PWN

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Portuguese

Noun

psi m (plural psis)

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

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Spanish

Pronunciation

• IPA^(key): /ˈsi/ [ˈsi]
• Rhymes: -i

Noun

psi f (plural psíes)

1. psi; the Greek letter Ψ, ψ