Catalog vs Inventory

When to use each in English, with meaning, register, and examples.

Catalog

Top 2,000 (common)B1

Inventory

Top 5,000 (fairly common)B1noun
Most common: Catalog
 CatalogInventory
Pronunciation🇬🇧 //ˈkæt.əl.ɒɡ//🇺🇸 //ˈkæt.əl.ɒg//🇬🇧 /["/ˈɪnvəntri/"]/🇺🇸 /["/ˈɪnvəntɔːri/"]/
MeaningA list of items, usually in a book or online.A list of items that a person or business has.
ExampleThe library has a new catalog of available books.The store's inventory includes over 1,000 different products.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 5,000 (fairly common)
CEFR levelB1B1
Part of speechnoun
Collocationsonline catalog, product catalog, library catalog, catalog entry, catalog itemcomplete, comprehensive, detailed, compile, complete, conduct, list something, in an/​the inventory, on an/​the inventory, excess, surplus, unsold, stock, replenish, liquidate, control, management
Antonymsdisarray, chaos, randomnessdepletion, lack, shortage
Common mistakesConfusing with 'catalogue' which is the British spelling., Using 'catalog' as a verb incorrectly, instead of the noun form., Mistaking it for 'inventory' which can imply a detailed list of stock.Confused with 'invent' or 'invention'., Using it as a verb incorrectly., Saying 'inventories' when referring to a single list.
Usage notesUsed when referring to organized lists of items, products, or works. Avoid in very casual conversations.Commonly used in business contexts to discuss supplies or stock. Not usually used in casual conversation.

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Inventory

Frequently asked questions: Catalog vs Inventory

What's the difference between Catalog and Inventory?

Catalog: A list of items, usually in a book or online. Inventory: A list of items that a person or business has.

Which is more common: Catalog and Inventory?

Catalog is the most common in everyday English.

Are Catalog and Inventory the same CEFR level?

Catalog: B1, Inventory: B1 on the CEFR scale.

Can you show an example of each?

Catalog: The library has a new catalog of available books. Inventory: The store's inventory includes over 1,000 different products.

Can I use Catalog and Inventory interchangeably?

Not always. Catalog and Inventory are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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