by definition

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necessarily adv.
per se adv.

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

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by definition

Open AI models are, by definition, harder to control, as users can alter their parameters -- potentially for malicious purposes.

From Barron's ● Sep. 13, 2026

These have a single beneficiary by definition and thus should be exempt from the tax.

From The Wall Street Journal ● Aug. 11, 2026

The inflation threat that bonds face isn’t from inflation that is currently expected but from unexpected inflation — which, by definition, is unexpected.

From MarketWatch ● Aug. 5, 2026

In other words, he seems to think that if the facility is enriching uranium at all, it is by definition military—i.e., its purpose is to build nuclear weapons.

From Slate ● Jul. 23, 2026

It is a seed, after all, and they are by definition the beginning of something.

From "Counting by 7s" by Holly Goldberg Sloan

by definition

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