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Definitions

pioneering

[pahy-uh-neer-ing] / ˌpaɪ əˈnɪər ɪŋ /


ADJECTIVE
futuristic
Synonyms
Antonyms
STRONGEST








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.

Her work expanded beyond stories connected to Iran, including "Radioactive", a 2019 biopic about pioneering radioactivity researcher and Nobel-prize winner Marie Curie, starring Rosamund Pike.

From Barron's • Jun. 4, 2026

The mission would see him conduct pioneering research spanning human physiology and musculoskeletal adaptation, how prosthetics perform in microgravity, and how people move and balance in space.

From BBC • Jun. 2, 2026

His pioneering rocket company SpaceX filed Wednesday for what’s expected to be the largest initial public offering in history, potentially raising at least $75 billion and valuing the company at well over $1 trillion.

From Los Angeles Times • May 20, 2026

It makes sense to compare the debuts of the pioneering web browser and the AI agent, because the rallies that followed were driven by a similar need — the need for more speed.

From MarketWatch • May 15, 2026

NASA’s project manager for that pioneering Seasat launch was Walt McCandless.

From "Into the Wild" by Jon Krakauer




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