IPA: /ˌbɪb.li.oʊˈθɛr.ə.pi/
KK: /ˌbɪbliəʊˈθɛrəpi/
A type of therapy that uses books and reading materials to help people deal with personal issues or improve their mental health.
She found comfort and guidance through bibliotherapy, reading books that addressed her struggles.
Bibliotherapy is formed from "biblion" (meaning book) and "therapeia" (meaning healing or treatment). The word refers to the use of books as a therapeutic tool for healing or personal growth.
Think of 'books' ('biblion') being used for 'healing' ('therapeia') — that's why bibliotherapy means using books to help heal or improve oneself.