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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.

Isaacson is a so-called super-responder to GLP-1s, and his experience sheds light on how these groundbreaking drugs work differently in different people.

From MarketWatch • May 18, 2026

They called it "a groundbreaking watch collection that combines joyful boldness and positive provocation with fine watchmaking".

From BBC • May 16, 2026

Head keeper Jess Brown said the birth of Atty was "groundbreaking, not just for Edinburgh Zoo, but for Scotland".

From BBC • May 12, 2026

The French were pioneers in aviation, photography and filmmaking, and these technologies’ earliest machines and devices are on display, such as the 1895 Cinematograph, a groundbreaking camera and projection system created by the Lumière Brothers.

From The Wall Street Journal • May 10, 2026

In a prior groundbreaking experiment published in 2012, Dr. Atchley and a colleague explored these questions.

From "A Deadly Wandering: A Mystery, a Landmark Investigation, and the Astonishing Science of Attention in the Digital Age" by Matt Richtel




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