- a military movement or advance all the way through and beyond an enemy's front-line defense.
- an act or instance of removing or surpassing an obstruction or restriction; the overcoming of a stalemate: The president reported a breakthrough in the treaty negotiations.
- any significant or sudden advance, development, achievement, or increase, as in scientific knowledge or diplomacy, that removes a barrier to progress: The jet engine was a major breakthrough in air transport.
- constituting a breakthrough: engineered with breakthrough technology; Critics called it a breakthrough film.
Origin of breakthrough
First recorded in 1915–20; noun use of verb phrase break through
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for breakthrough
While many today lament that iPhones and iPads have become almost extra limbs, for Hockney they were a breakthrough for his art.The Many Lives of Artist David Hockney
November 23, 2014
After all, the 1972 breakthrough with China is a huge moment.Will the Tapes That Destroyed Nixon Help Rehabilitate His Image?
August 6, 2014
For Schwarzenegger fans like me, the movie had all the makings of a breakthrough.Is This the End of Arnold Schwarzenegger's Comeback?
March 30, 2014
So was the real target of this GOP "breakthrough," which itself was explained only in vague and formulaic terms.The Indispensible Nancy Pelosi
March 25, 2014
The breakthrough occurred when he realized scientists needed to make the problem simpler.How a Thumb-Sized Gauge Is Revolutionizing Traumatic Brain Injuries
March 23, 2014
I get eight hundred for selling you the ticket on the breakthrough time.
He called it a breakthrough in the field of perpetual motion.With No Strings Attached
Gordon Randall Garrett (AKA David Gordon)
Nevertheless, the two scientists were jubilant at this first breakthrough.Tom Swift and The Visitor from Planet X
But now, with this money from the breakthrough pool, he could rent a super mech—live as a man should live!
That was the day when an old acquaintance from the lower levels sold him the chance on the 80th Level's breakthrough.
Word Origin and History for breakthrough
Online Etymology Dictionary, © 2010 Douglas Harper