The philosophy of meaning is primarily concerned with the nature of meaning, including its sources, types, and significance.

Ludwig Wittgenstein is known for his theory of linguistic meaning, which emphasizes the importance of context and usage in determining the meaning of words.

The correspondence theory of truth states that the truth of a belief depends on its correspondence to the facts of reality.

Charles Sanders Peirce is known for his theory of truth as coherence, which emphasizes the importance of consistency and coherence among beliefs in determining their truth.

The pragmatic theory of truth states that the truth of a belief depends on its practical consequences and its ability to guide successful action.

Bertrand Russell is known for his theory of truth as correspondence, which emphasizes the importance of the correspondence between beliefs and facts in determining their truth.

The deflationary theory of truth argues that the concept of truth is not meaningful and that there is no objective way to determine the truth of beliefs.

Gottlob Frege is known for his theory of truth as correspondence, which emphasizes the importance of the correspondence between beliefs and facts in determining their truth.

The performative theory of truth argues that the truth of a statement depends on the speaker's intentions and the context in which it is uttered.

John Locke is known for his theory of truth as coherence, which emphasizes the importance of consistency and coherence among beliefs in determining their truth.

The redundancy theory of truth argues that the concept of truth is redundant and that it can be eliminated from language without any loss of meaning.

Thomas Aquinas is known for his theory of truth as correspondence, which emphasizes the importance of the correspondence between beliefs and facts in determining their truth.

The coherence theory of truth states that the truth of a belief depends on its coherence and consistency with other beliefs.

Immanuel Kant is known for his theory of truth as coherence, which emphasizes the importance of consistency and coherence among beliefs in determining their truth.

The correspondence theory of truth states that the truth of a belief depends on its correspondence to the facts of reality.