phi

phi

noun \ˈfī\

Definition of PHI

: the 21st letter of the Greek alphabet — see alphabet table

Origin of PHI

Middle Greek, from Greek phei

First Known Use: 1638

Rhymes with PHI

ay, aye, bi, Bligh, buy, by, bye, chai, chi, cry, die, dry, dye, eye, fie, fly, fry, guy, hie, high, Huai, i, I, lie, lye, my, nigh, pi, pie, ply, pry, psi, rye, scythe, shy, sigh, sky, Skye, sly, spry, spy, sty, Tai, Thai, thigh, thy, tie, try, vie, why, wry, wye, xi, Y