| Definition | Type of Definition | Examples |
| A definition that assigns a meaning to a word for the first time. | |
| A definition intended to report the way a word is actually used in a language. | |
| A definition intended to reduce the vagueness of a word. | |
| A definition that assigns a meaning to a word by suggesting a theory that gives a certain characterization to the entities that the term denotes. | |
| A definition intended to engender a favorable or unfavorable attitude toward what is denoted by the definiendum. | |
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