The Collaborative International Dictionary
Definitional \Def`i*ni"tion*al\, a. Relating to definition; of the nature of a definition; employed in defining.
Wiktionary
a. 1 Of or relating to a definition. 2 Used to define something.
Usage examples of "definitional".
In all events, even putting aside his definitional defense, the President made a second false statement to the grand jury.
Bill said, as Fisk mopped his brow with relief that this definitional hurdle had been negotiated.
And sometimes translation between the languages required more honesty than he found comfortable: without it, one could wander deep into definitional traps — sound like a fool… or a scoundrel.
But it’s a definitional thing, as opposed to a fundamental thing, and it expresses itself differently depending on personality.
Or was that doctor on Espiritu right, that anyone who does such things when he hasn't been ordered to is by definitional out of his mind?