Meaning of what in English
1.｟What
(a) – !｠ used to emphasize how great, big, strange etc. something or someone is; how great or fine
What an idea!
What cold weather!
1. used to express surprise, excitement, anger etc.
What! That can be true!
Interrogative adjective
1. what sort of; which kind of; which one or ones of several or many
What kind of music do you like?
2. what a large amount; how much or many
What size shoes do you wear?
Interrogative adverb
1. to what extent or degree; how much
What does it matter to you?
Interrogative pronoun
1. what thing or things; the thing or things that
What's your name?
1. any or all … that; the whole of; as much as, or as many as
I read what books are available.
This is what you must do.
2. everything or anything that; whatever
Do what you please. ー Do anything you like.
3. the kind of thing or person that; such
She is not what she was.
She failed the exam, and then, what I hadn't expected, burst into laughter.