- present participle of pioneer.
pioneering
Americanadjective
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being a pioneer, one of the first to settle a region, thus opening it for occupation and development by others.
This early pioneering family helped open up western Victoria in Australia.
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being among the first in any field of inquiry or activity; being among those spearheading an initiative of some kind.
Ours is a pioneering institution, continually advancing the understanding of medicine through groundbreaking research.
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Ecology. (of an organism) successfully establishing itself in a barren area, thus starting an ecological cycle of life.
Pioneering species can initiate recovery on drastically disturbed sites like that of the former gas plant.
noun
Other Word Forms
Etymology
Origin of pioneering
First recorded in 1700–10; pioneer ( def. ) + -ing 2 ( def. ) for the adjective senses; pioneer ( def. ) + -ing 1 ( def. ) for the noun sense
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.
For Jutta Ambrositsch, a pioneering figure among the new wave of Viennese winemakers, "the major problem is insensitive and careless real estate development in the 'heurigen areas'".
From Barron's ● Jul. 26, 2026
Whittle, who was born in Coventry and founded Power Jets in Rugby to build the aircraft engines he designed, before going on to continue his pioneering work in Gloucestershire, died 30 years ago this year.
From BBC ● Jul. 23, 2026
In conventional chip manufacturing, IBM continues to do pioneering research.
From The Wall Street Journal ● Jul. 23, 2026
The idea that gravity and thermodynamics are deeply linked dates back to the pioneering work of Jacob Bekenstein and Stephen Hawking in the 1970s.
From Science Daily ● Jul. 21, 2026
I’ve been lucky enough now in my life to meet all sorts of extraordinary and accomplished people—world leaders, inventors, musicians, astronauts, athletes, professors, entrepreneurs, artists and writers, pioneering doctors and researchers.
From "Becoming" by Michelle Obama
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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.