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Definition of inroad

inroad

/ˈɪnˌroʊd/
in · road

Plural:inroads
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inroad Lexical Profile

inroad Game Scores & Validity

• noun

1

A notable advance, penetration, or progress into a new area, market, or activity, often at the expense of a competitor or existing limit (usually used in the plural).

Example

"Renewable energy technologies have made significant inroads into the global power market over the past decade."


2

A hostile incursion, raid, or sudden encroachment into foreign or protected territory.

Example

"Historical chronicles describe the frequent inroads made by nomadic tribes along the empire's northern frontier."

Synonyms
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Antonyms
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Word Nuance & Usage

In modern English, "inroad" is most frequently used in the plural phrase "make inroads into" or "make inroads on," which can mean either achieving significant progress in a new field or gradually consuming a limited resource.

Word Origin & Etymology

Coined in the mid-16th century from "in" and "road" in its older sense of a "riding" or "mounted raid" (related to Old English "rad," meaning a ride or expedition).

Cite this Entry


Wordmom. (2026). Definition of Inroad. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/inroad
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