Correct spelling, explanation: the choice between catalog and catalogue depends on regional preferences and variations in English. Both spellings are correct, but their usage differs based on whether you’re using American English or British English. Catalog is the preferred spelling in American English and catalogue is the preferred spelling in British English and is also commonly used in other varieties of English, such as Canadian, Australian, and New Zealand English.

Definition of catalog:
1. noun, a book with a list of all the goods that you can buy from a store
She flipped through the thick catalog to find the perfect birthday gift for her brother.
The library’s catalog contains a vast collection of books, making it easy for patrons to locate their desired titles.
2. verb, to record something, especially in a list
The librarian worked diligently to catalog the newly acquired books and enter them into the library’s database.
The museum curator wanted to catalog each artifact meticulously to ensure a comprehensive record of the collection.

Collocations with catalog:
Some most commonly used collocations include:
1. Catalog shopping: refers to shopping from a catalog, typically by mail order or online.
She preferred catalog shopping because it allowed her to browse a wide range of products from the comfort of her home.
2. Catalog of products/items: describes a comprehensive list or collection of products or items.
The company’s catalog of office supplies featured everything from pens and paper to office furniture.
3. Catalog request: in the context of marketing, this refers to a customer’s request to receive a catalog in the mail.
After browsing the online store, he submitted a catalog request to receive the latest product listings by mail.
4. Online catalog: indicates a digital or web-based version of a catalog, often used for e-commerce.
The online catalog of the bookstore made it easy for customers to search for and purchase their favorite books.

Correct spelling, explanation: in terms of meaning and usage, catalog and catalogue are essentially the same. They both refer to a comprehensive list or collection of items, products, or information. The choice between these two words depends on the variety of English you are using or the style guide you are following. Catalog is standard in American English, whereas catalogue is standard in British English, but they can be used interchangeably.