Psi /ˈ(p)saɪ, ˈ(p)siː/ (P)SY, (P)SEE (uppercase Ψ, lowercase ψ or 𝛙; Greek: ψι psi [ˈpsi]) is the twenty-third and penultimate letter of the Greek alphabet...
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Look up PSI, Psi, or psi in Wiktionary, the free dictionary. Psi, PSI or Ψ may refer to: Psi (Greek) (Ψ or ψ), the twenty-third letter of the Greek alphabet...
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Omega Psi Phi Fraternity, Inc. (ΩΨΦ) is a historically African-American fraternity. The fraternity was founded on November 17, 1911, the first at a historically...
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distinctive Greek letter symbol and KAPPA ALPHA PSI thereby became a Greek letter Fraternity in every sense of the designation." Kappa Alpha Psi has been the...
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Chi Psi (ΧΨ) is a fraternity consisting of active chapters at 34 American colleges and universities. Chi Psi was founded in 1841 at Union College in Schenectady...
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Zeta Psi (ΖΨ) is a collegiate fraternity. It was founded on June 1, 1847, at New York University. The organization now has fifty-three active chapters...
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Psi (Ѱ, ѱ; italics: Ѱ ѱ) is a letter in the early Cyrillic alphabet, derived from the Greek letter of the same name (Ψ, ψ). It represents the sound /ps/...
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Psi Psi Psi (ΨΨΨ), also known as Tri Psi, is a North American sorority for the mothers of members of the collegiate sorority Delta Delta Delta. Tri Psi...
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Phi Kappa Psi (ΦΚΨ), commonly known as Phi Psi, is an American collegiate social fraternity that was founded at Jefferson College in Canonsburg, Pennsylvania...
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Pound per square inch (redirect from P.s.i.)
The pound per square inch (abbreviation: psi) or, more accurately, pound-force per square inch (symbol: lbf/in2), is a unit of measurement of pressure...
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Phi (redirect from Phi (letter))
Schrödinger equation and bra–ket notation: ⟨ ϕ | ψ ⟩ {\displaystyle \langle \phi |\psi \rangle } . The golden ratio 1 + 5 2 ≈ {\displaystyle {\tfrac {1+{\sqrt {5}}}{2}}\approx...
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Early Cyrillic alphabet (category Scripts with ISO 15924 four-letter codes)
borrowed from their Greek-letter analogues. Letters without Greek equivalents mostly had no numeral values, whereas one letter, koppa, had only a numeric...
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Omega Psi Phi (ΩΨΦ) is an international historically Black fraternity. Founded on November 17, 1911, at Howard University in Washington, D.C., Omega Psi Phi...
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The J/ψ (J/psi) meson /ˈdʒeɪ ˈsaɪ ˈmiːzɒn/ is a subatomic particle, a flavor-neutral meson consisting of a charm quark and a charm antiquark. Mesons formed...
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Alpha (redirect from Α (letter))
the first letter of the Greek alphabet. In the system of Greek numerals, it has a value of one. Alpha is derived from the Phoenician letter aleph , which...
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Omega (redirect from Omega (letter))
Greek ὦ, later ὦ μέγα, Modern Greek ωμέγα) is the twenty-fourth and last letter in the Greek alphabet. In the Greek numeric system/isopsephy (gematria)...
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assimilation of Blacks. Kappa Alpha Psi is the second oldest existing collegiate historically Black Greek letter organization and the first intercollegiate...
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Psi Upsilon (ΨΥ), commonly known as Psi U, is a North American fraternity, founded at Union College on November 24, 1833. The fraternity reports 50 chapters...
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no two-letter chapter name consisting of identical Greek letters would be issued. Thus, the next charter issued after Psi Omega was to Omega Psi. Omega...
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Greek alphabet (redirect from Greek letter)
sounds and consonant clusters: Φ (phi) for /pʰ/, Χ (chi) for /kʰ/ and Ψ (psi) for /ps/. In western Greek variants, Χ was instead used for /ks/ and Ψ for...
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Each chapter in Zeta Psi has a unique name composed of one or two Greek letters. A colony petitioning Zeta Psi to become a chapter chooses a name for...
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lowercase μ; Ancient Greek μῦ [mŷː], Greek: μι or μυ—both [mi]) is the twelfth letter of the Greek alphabet, representing the voiced bilabial nasal IPA: [m]....
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{1}{2m}}\left(\Psi ^{*}{\hat {\mathbf {p} }}\Psi -\Psi {\hat {\mathbf {p} }}\Psi ^{*}\right)=-{\frac {i\hbar }{2m}}(\psi ^{*}\nabla \psi -\psi \nabla \psi ^{*})={\frac...
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Lambda (redirect from Lambda (letter))
(/ˈlæmdə/; uppercase Λ, lowercase λ; Greek: λάμ(β)δα, lám(b)da) is the eleventh letter of the Greek alphabet, representing the voiced alveolar lateral approximant...
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/zaɪ/, US: /ksaɪ/; uppercase Ξ, lowercase ξ; Greek: ξι) is the fourteenth letter of the Greek alphabet, representing the voiceless consonant cluster [ks]...
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Fraternities and sororities (redirect from Greek Letter Organizations)
creating the Union Triad. The further birthing of Psi Upsilon (1833), Omicron Kappa Epsilon (1834), Chi Psi (1841), and Theta Delta Chi (1847) collectively...
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between 22 psi (150 kPa) and 42 psi (290 kPa) at 1 psi (6.9 kPa) intervals which is too large to be included here. Some of the older letter-code load-range...
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Tau (redirect from Tau (letter))
{\displaystyle {\boldsymbol {\tau }}} ; Greek: ταυ [taf]) is the nineteenth letter of the Greek alphabet, representing the voiceless dental or alveolar plosive...
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Kappa Kappa Psi National Honorary Band Fraternity (ΚΚΨ, colloquially referred to as KKPsi), is a fraternity for college and university band members in...
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