- the 17th letter of the Greek alphabet (P, ρ).
- the consonant sound represented by this letter.
Origin of rho
1350–1400; Middle English < Greek rhô
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for rho
RHO now has a roster of international clients and fifty employees.A Woman Blogger’s Scoop Helped Save Tunisia From Islamists
Thomas A. Bass
April 6, 2014
He could never let her suspect that he was not still fooling the Rho house.Stanford Stories
Charles K. Field
Peace was agreed upon, and Demetrius retreated, giving up to the Rho´di-ans all the mighty war engines he had brought with him.The Story of the Greeks
H. A. Guerber
Transcriber's Notes: The original Greek included a variant form of "rho" which could not be duplicated.
The ring here represented is of bronze, engraved with a ship, the emblem of the Church, between the letters chi and rho.Finger-Ring Lore
The original Greek included a variant form of "rho" which could not be duplicated.
- the 17th letter in the Greek alphabet (Ρ, ρ), a consonant transliterated as r or rh
- The 17th letter of the Greek alphabet.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.