author

1. author (noun) — sense 1

Definition: The originator or creator of a work, especially of a literary composition; or, one of the creators of a collaborative work.

Example: The copyright of any original writing belongs initially and properly to its author.

2. author (noun) — sense 2

Definition: The initial owner of the copyright to a work, especially a work made for hire or a work of corporate authorship.

Example: The author named on the copyright registration for the Android robot is Google Inc.

3. author (noun) — sense 3

Definition: Someone who writes books for a living.

4. author (verb) — sense 4

Definition: To create a work as its author.