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Definitions

dominant

[dom-uh-nuhnt] / ˈdɒm ə nənt /
ADJECTIVE
superior, controlling
Synonyms
STRONGEST
assertive commanding effective leading main powerful predominant preeminent prevailing prevalent principal
STRONG
ascendant chief demonstrative first governing imperative ruling sovereign
WEAK
authoritative bossy despotic domineering foremost imperious obtaining outweighing overbalancing overbearing overweighing paramount predominate preponderant presiding regnant reigning supreme surpassing transcendent
Antonyms
STRONGEST
auxiliary extra impotent incapable ineffective inferior minor secondary subordinate trivial unimportant weak
STRONG
inessential submissive unnecessary
WEAK
humble modest reserved retiring unaggressive unassuming uncontrolling
ADJECTIVE
main, primary
Synonyms
STRONGEST
influential major outstanding predominant preeminent prevailing prevalent principal prominent
STRONG
capital chief
WEAK
number one paramount stellar
Antonyms
STRONGEST
inconspicuous inferior lesser minor ordinary trivial unimportant unknown
STRONG
secondary
WEAK
humble modest reserved retiring subordinate unaggressive unassuming uncontrolling

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.

The market’s dominant companies were trading at sizable premiums before previous selloffs like the dot-com crash, he added.

From Barron's • Apr. 7, 2026

If traditional market economics were in play, patients would have immediately switched to the lower-priced alternatives, forcing AbbVie to lower Humira’s price or face losing its dominant market share in the U.S.

From MarketWatch • Apr. 7, 2026

Although Google is the dominant search engine, ChatGPT is sending more visitors than Google's built-in AI.

From BBC • Apr. 6, 2026

These isotopic patterns act like fingerprints, pointing to dust-driven electrochemistry as a dominant force shaping Mars today.

From Science Daily • Apr. 5, 2026

It is led by a dominant male, the largest, most aggressive monkey.

From "The Hot Zone" by Richard Preston