breakthrough
Americannoun
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a military movement or advance all the way through and beyond an enemy's frontline defense.
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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.
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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.
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Medicine/Medical. an infection, disease, disorder, or condition that occurs in an individual despite their having received a vaccine, medication, or treatment.
Covid breakthroughs are usually less severe than infections in unvaccinated people, indicating that the vaccine is still doing its job of combating the virus.
adjective
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constituting a breakthrough: Critics called it a breakthrough film.
Their products are engineered with breakthrough technology.
Critics called it a breakthrough film.
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Medicine/Medical. relating to or being an infection, disease, disorder, or condition that occurs as a breakthrough: She experienced disabling breakthrough pain despite the high dose of painkillers she was taking.
In the original vaccine trial, 89% of breakthrough infections were with a particular family of virus strains.
She experienced disabling breakthrough pain despite the high dose of painkillers she was taking.
Etymology
Origin of breakthrough
First recorded in 1915–20; noun use of verb phrase break through
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.
There have also been breakthroughs that may one day lead to more affordable solutions.
From BBC
The latest round ended on Thursday without a major breakthrough.
From BBC
This latest uproar could be another strange cultural breakthrough.
In comments released on Saturday, Zelensky told reporters about what had taken place during the second round of US-brokered peace talks in Abu Dhabi, which ended on Friday with no reports of a breakthrough.
From BBC
The US has mediated two rounds of negotiations between the two sides in Abu Dhabi since January, brokering a major prisoner exchange but failing to reach a breakthrough on territory.
From Barron's
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.
