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  • Gallo
    Gallo
    noun
    Robert (Charles), born 1937, U.S. scientist, specializing in cancer and AIDS research.
  • Gallo-
    Gallo-
    a combining form representing Gallic in the formation of compound words.

Gallo

1 American  
[gal-oh] / ˈgæl oʊ /

noun

  1. Robert (Charles), born 1937, U.S. scientist, specializing in cancer and AIDS research.

Gallo- 2 American  

  1. a combining form representing Gallic in the formation of compound words.

    Gallo-Romance.
Gallo- British  
/ ˈɡæləʊ /

combining form

  1. denoting Gaul or France

    Gallo-Roman
"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

Etymology

Origin of Gallo-

< Latin, equivalent to Gall ( us ) a Gaul + -o-

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

They paved the way for modern examples such as Adam Dunn and Joey Gallo.

From The Wall Street Journal • Apr. 30, 2026

A minor infelicity is the distractingly busy set by David Gallo.

From The Wall Street Journal • Apr. 26, 2026

There’s also a valuation case to be made for Okta’s stock, according to Gallo.

From MarketWatch • Mar. 14, 2026

Gallo believes that CrowdStrike’s “broad platform” will continue to give the company a competitive advantage over LLMs.

From MarketWatch • Mar. 2, 2026

Mama—a monogrammed suitcase from El Gallo for taking to the capital.

From "In the Time of the Butterflies" by Julia Alvarez

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.