by definition

idiom

: because of what something or someone is : according to the definition of a word that is being used to describe someone or something

A volunteer by definition is not paid.

A glider is by definition an aircraft with no engine.

Examples of by definition in a Sentence

Recent Examples on the Web

Almost by definition, ranking by engagement is the most effective way to keep users onsite, thus keeping eyeballs on the ads that drive up revenue. —Billy Perrigo, TIME, 15 Apr. 2024

Dark half of moon faces Earth during solar eclipse A solar eclipse is, by definition, when the moon passes directly between the Earth and the sun, contrary to the video's claim. —Chris Mueller, USA TODAY, 12 Apr. 2024

But, in some sense, to get out of a black hole, by definition information is traveling faster than light. —Quanta Magazine, 14 Mar. 2024

Is manipulation by definition negative, or does manipulation just mean intentionally creating a certain interpersonal context? —David Marchese Photo Illustration By Bráulio Amado, New York Times, 23 Feb. 2024

And ambitious projects are by definition close to the limits of your capacity. —Steve Mollman, Fortune, 9 Mar. 2024

And could that include an issue with contraception if the pieces of the embryo live inside of us or outside of the womb by definition? —Dana Taylor, USA TODAY, 1 Mar. 2024

Rare by definition, such things grow more elusive by the day. —Michelle Orange, The New Yorker, 1 Mar. 2024

This type of leasing expert will, by definition, know their way around comps, which are essential in getting residential units rented. —David Crown, Forbes, 29 Feb. 2024