phi

[ fahy ]

/ faɪ /

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noun, plural phis.

the 21st letter of the Greek alphabet (Φ, φ).

the consonant sound represented by this letter.

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Words nearby phi

pheresis, pheromone, pheromones, phew, Ph. G., phi, phial, phiale, Phialophora, Phi Beta Kappa, Phi Bete

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use phi in a sentence

There are two sets of steps leading from the front doors of Phi Kappa Psi house.
I Was Gang Raped at a UVA Frat 30 Years Ago, and No One Did Anything|Liz Seccuro|December 16, 2014|DAILY BEAST
The bonds of Phi Kappa Psi brotherhood were too strong to break.
I Was Gang Raped at a UVA Frat 30 Years Ago, and No One Did Anything|Liz Seccuro|December 16, 2014|DAILY BEAST
The Charlottesville Police did indeed have jurisdiction over the Phi Kappa Psi house.
I Was Gang Raped at a UVA Frat 30 Years Ago, and No One Did Anything|Liz Seccuro|December 16, 2014|DAILY BEAST
I have not sued Phi Kappa Psi, the University of Virginia, or any of the individuals involved.
I Was Gang Raped at a UVA Frat 30 Years Ago, and No One Did Anything|Liz Seccuro|December 16, 2014|DAILY BEAST

Trotter graduated magna cum laude from Harvard and became the first black man named to Phi Beta Kappa.
The Fight to Ban ‘Birth of a Nation’|Jack Schwartz|November 20, 2014|DAILY BEAST
The young men of Aven and of Phi-beseth shall fall by the sword; and these cities shall go into captivity.
The Prophet Ezekiel|Arno C. Gaebelein
Of course, it's very luxurious at Beta Phi House, but her little room here isn't to be scorned.
Molly Brown's Sophomore Days|Nell Speed
Thou wou'dst become rarely the petticoat, What wou'dst thou do?Phi.
Beaumont & Fletcher's Works (8 of 10)|Francis Beaumont
They told him all their news, what games had been won, who had made Phi Beta Kappa, and what had happened at the frat.
The Witness|Grace Livingston Hill Lutz
Virginia had gone into Phi Kappa that winter, and Theo had been so proud of her.
Smith College Stories|Josephine Dodge Daskam

British Dictionary definitions for phi

phi

/ (faɪ) /

noun plural phis

the 21st letter in the Greek alphabet (Φ, φ), a consonant, transliterated as ph or f

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for phi (1 of 2)

The Greek letter phi. Entries beginning with this character are alphabetized under phi.

Medical definitions for phi (2 of 2)

phi

The 21st letter of the Greek alphabet.