Any premise that is acceptable because you can know it's true just by thinking about it is known to be true by definition.

Question

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A premise that is acceptable because you can know it's true just by thinking about it is known as an a priori truth, not necessarily true by definition. True by definition refers to statements that are true based on the meanings of the words alone, whereas a priori truths can be known independently of empirical evidence but are not solely reliant on definitions.

Any Premise That Is Acceptable Because You Can Know It's