by definition

ADVERB

necessarily

Synonyms

STRONGEST

automatically naturally no doubt undoubtedly unquestionably

WEAK

accordingly as a matter of course axiomatically beyond one's control by its own nature cardinally come what may compulsorily consequently exigently from within fundamentally incontrovertibly indubitably ineluctably inescapably inexorably irresistibly of course of necessity perforce positively pressingly significantly unpreventably vitally willy-nilly without fail

Antonyms

STRONGEST

doubtfully questionably

WEAK

unnecessarily

ADVERB

per se

Synonyms

WEAK

alone as such by and of itself by its very nature by itself fundamentally in essence in itself independently intrinsically of itself singularly solely virtually

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.

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by definition

Governing AI risks globally “is by definition going to need the U.S. and China both involved,” said Webster, who focuses on Chinese tech policy.

From The Wall Street Journal ● Jul. 17, 2026

"Global health, by definition, is transnational, crosses borders, does not concern just one country. Global health problems require global approaches, and no country can go it alone."

From BBC ● Jul. 7, 2026

A behest, after all, is by definition a command or at least a strong suggestion.

From Los Angeles Times ● Jun. 20, 2026

IPOs by definition are stock events, but options trading will likely become the main event.

From Barron's ● Jun. 10, 2026

This is now true by definition as, since 1983, the length of a meter has been set in relation to the speed of light rather than vice versa.

From "The Invention of Science" by David Wootton

by definition

Example Sentences

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