General Definition:
* A single distinct meaningful element of speech or writing, used with others (or sometimes alone) to form a sentence and communicate thought.
Other Definitions:
* A unit of language that has meaning and can stand alone or in combination with other words.
* A spoken or written representation of a sound or concept.
* A promise or statement of intention.
* A message or communication.
* A command or instruction.
Examples:
* The word "cat" is a single unit of meaning.
* The word "run" is a verb that can be used to describe an action.
* The word "love" is a noun that represents a feeling.
* The word "help" is a command.
* The word "sorry" is a message of apology.
The specific meaning of "word" will depend on the context in which it is used. It is important to consider the surrounding words and the overall meaning of the sentence when trying to understand the meaning of a particular word.