Ain’t is in fact a word. Tell her to look it up in the marium Webster dictionary. It’s a contraction for; am not, are not, or is not.
My mother buys a new rice cooker.
Answer:
The glossary in a textbook usually helps you understand the meaning of a word. It is sort of like a mini dictionary, but for the book you are reading.
Hope this helps ^-^
Explanation: