- the act or ceremony of breaking ground for a new construction project.
- of or relating to such a ceremony.
- originating or pioneering a new endeavor, field of inquiry, or the like: Pasteur's groundbreaking work in bacteriology.
Origin of groundbreaking
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Related Wordsrevolutionary, innovative, radical, avant-garde, spearheading, trailblazing, trendsetting
Examples from the Web for groundbreaking
It marked a groundbreaking moment in how the country viewed Jews, especially Jewish women.Why Was Bess Myerson the First and Last Jewish Miss America?
January 7, 2015
She is groundbreaking on the problem of methane leaks in natural-gas fracking, an exception that swallows the rule.Naomi Klein’s ‘This Changes Everything’ Will Change Nothing
November 17, 2014
The lab has amassed over 60,000 DNA samples and pioneered some groundbreaking scientific advances.America's Anti-Poaching Private Eyes
September 5, 2014
In 1988, N.W.A. released their groundbreaking record Straight Outta Compton.A Brief History of the Phrase 'F*ck the Police'
August 23, 2014
Modern Family has always been a groundbreaking television show.What's TV's Funniest Show? Our Emmy Awards Comedy Predictions
August 21, 2014
This was a time of many innovations and groundbreaking scientific theories.The Civilization of Illiteracy
Word Origin and History for groundbreaking
Online Etymology Dictionary, © 2010 Douglas Harper