A piece of source code or other content that is dynamically retrieved for inclusion in another item.
To bring into a group, class, set, or total as a (new) part or member.
I will purchase the vacation package if you will include car rental.
To contain, as parts of a whole; to comprehend.
Does this volume of Shakespeare include his sonnets?
To enclose, confine.
To conclude; to terminate.
To use a directive that allows the use of source code from another file.
You have to include the strings library to use this function.