Definition of "pioneering" []

• Present participle of pioneer. (verb)
• Activity of pioneering (noun)
• A scoutcraft skill that involves building structures using staves and knots (noun)

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• "Back in the 70s (what I called my pioneering years), when the world was circuit switched and flat, and when the ARPAnet was running on minicomputers over 4. 8Kbps lines (not a typo), I was part of the team mandated to develop a carrier-grade packet switch that could support 56"
• "On Wednesday, Chief Executive Mike Duke touted Mr. Holley's strong role in pioneering the company's international expansion."
• "For a time I joined my Dad in pioneering the Evangelical anti-abortion Religious Right movement."