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• rho
  rho

  noun

  the 17th letter of the Greek alphabet (P, ρ).
• Rho.
  Rho.

  abbreviation

  Rhodesia.

rho

¹ American  

[roh] / roʊ /

noun

• rhos
  plural

1. the 17th letter of the Greek alphabet (P, ρ).

2. the consonant sound represented by this letter.

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Rho. ² American  

Or Rhod

abbreviation

1. Rhodesia.

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rho British  

/ rəʊ /

noun

1. the 17th letter in the Greek alphabet (Ρ, ρ), a consonant transliterated as r or rh

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Other Word Forms

Noun Inflected Forms

• rhos
  plural

Etymology

Origin of rho

1350–1400; Middle English < Greek rhô

Example Sentences

See Examples For:

rho

Rho-dependent termination is controlled by the rho protein, which tracks along behind the polymerase on the growing mRNA chain.

From Textbooks ● Jun. 9, 2022

Tashiro, A., Minden, A. & Yuste, R. Regulation of dendritic spine morphology by the rho family of small GTPases: antagonistic roles of Rac and Rho.

From Nature ● Oct. 31, 2017

And that's R-H-O, as in the Greek letter rho.

From Slate ● Jan. 31, 2013

After nagging one of his fellow patrons to borrow a diamond-encrusted snuff box, the owner succumbed, but not before scribbling in its lid the Greek letters phi and rho, or "Fie, Rowe!"

From BBC ● Jan. 16, 2013

A pastie on the R key, for example, would remind the user that it is used to generate the rho character.

From The Jargon File, Version 2.9.10, 01 Jul 1992 by Eric S. Raymond