psi

See also: Psi, PSI, psí, and pśi

Englisch

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 greek 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

Nomen

psi (countable and uncountable, plural psis)

1. (countable) twenty-third letter within the Classical and Modern Greek alphabet, or twenty-fifth within the Old and Ancient Greek one.
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
• Persian: سای (fa)
• Polish: psi (pl) n
• Portuguese: psi (pt) m
• Russian: пси (ru) n (psi)
• Spanish: psi (es) f

psychic energy

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

See also

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

Etymology 2

Initialism in physics.

Alternative forms

• P.S.I.
• PSI

Symbol

psi

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

Anagrams

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

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Catalan

Pronunciation

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

Nomen

psi f (plural psis)

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

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Czech

Pronunciation

• IPA^(key): [ˈpsɪ]

Nomen

psi

1. nominative/vocative plural of pes

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French

Pronunciation

• IPA^(key): /psi/

• Audio:

  (file)

• Homophones: psy, psys

Nomen

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

• IPA^(key): /ˈpsi/^*
• Rhymes: -i
• Hyphenation: psì

Nomen

psi m or f (invariable)

1. psi (Greek letter)

Anagrams

• spi

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Polish

Etymology 1

From pies +‎ -i.

Pronunciation

• IPA^(key): /pɕi/

• Audio:

  (file)

• Rhymes: -i
• Syllabification: psi

Adjective

psi (not comparable, no derived adverb)

1. (relational) canine, dog

Etymology 2

Borrowed from Ancient Greek ψῖ (psî).

Pronunciation

• IPA^(key): /psi/
• Rhymes: -i
• Syllabification: psi

Nomen

psi n (indeclinable)

1. psi (Greek letter Ψ, ψ)

Further reading

• psi in Wielki słownik języka polskiego, Instytut Języka Polskiego PAN
• psi in Polish dictionaries at PWN

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Portuguese

Pronunciation

• Rhymes: -i

Nomen

psi m (plural psis)

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

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Romanian

Etymology

From Greek ψι (psi).

Nomen

psi m (plural psi)

1. psi

Declension

Declension of psi

	singular		plural
	indefinite articulation	definite articulation	indefinite articulation	definite articulation
nominative/accusative	(un) psi	psiul	(niște) psi	psii
genitive/dative	(unui) psi	psiului	(unor) psi	psilor
vocative	psiule		psilor

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Slovak

Pronunciation

• IPA^(key): [psi]

Nomen

psi m anim

1. nominative plural of pes

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Spanish

Pronunciation

• IPA^(key): /ˈsi/ [ˈsi]
• Rhymes: -i

Nomen

psi f (plural psíes)

1. psi; the Greek letter Ψ, ψ

Further reading

• “psi”, in Diccionario de la lengua española, Vigésima tercera edición, Real Academia Española, 2014