A more thorough explanation:

Definition: Language is a way of communicating ideas through human speech, written characters, or sign language. It can also refer to the specific words and grammar used in a document or law.

• What language do you speak?
• The language of the contract was difficult to understand.

The first example shows how language can refer to the way people communicate with each other. The second example shows how language can also refer to the specific words and grammar used in a legal document.

Overall, language is a fundamental tool for communication and can take many different forms depending on the context and purpose.