lookup
n. B2 Upper Intermediate US //ˈɫʊkəp// lookup
n. the act of searching for information in a book, a database, or a list. You do this when you need to find a specific fact or name.
n. the process of searching for information in a database, list, or reference work. Often used in technical contexts to describe the retrieval of data based on a specific key.
I did a quick lookup in the phone book.
The software performs a lookup in the database to verify if the customer's account is active.
A successful lookup requires the system to efficiently traverse the index to locate the exact record without scanning the entire dataset.
Deverbal from look up.