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Definitions

groundbreaking

[ground-brey-king] / ˈgraʊndˌbreɪ kɪŋ /
ADJECTIVE
pioneering
Synonyms
Antonyms


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.

It was "absolutely groundbreaking for the time", according to Dr Jean-Baptiste Gouyon, author of BBC Wildlife Documentaries in the Age of Attenborough.

From BBC • May 8, 2026

He also drew parallels between the current environment, when the internet was just beginning to flourish and Windows 95, a groundbreaking operating system, was first released.

From MarketWatch • May 7, 2026

Much of the AI payoff for drugmakers so far has been streamlining back-office tasks or speeding up manufacturing rather than making groundbreaking drug research advances.

From The Wall Street Journal • May 2, 2026

The EU executive is also exploring a possible bloc-wide age limit on social media after coming under intense pressure to take broader action following Australia's groundbreaking ban on using such platforms for under-16s.

From Barron's • Apr. 29, 2026

But Ernest’s extroverted enthusiasm and the opportunity to be in on a groundbreaking discovery carried him along, for the moment.

From "Big Science" by Michael Hiltzik




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