by definition Definition

definition
noun

1. A statement of the meaning of a word or phrase.
2. The act of defining a word or phrase.
3. The quality of having clear precise limits or form.
4. The degree of clearness and preciseness of limits or form.

Idiom: by definition

Because of what something or someone essentially is or does.
Example: A carpenter is by definition a craftsman

Etymology: 16c in this form; 14c as diffinicioun: from Latin definitio.