back end — ONAD

back end /ˌbakˈend, ˌbækˈɛnd

▸ noun

1 the end of something that is farthest from the front or the working end:

the back end of the car swung around.

2 Computing the part of a computer system or application that is not directly accessed by the user, typically responsible for storing and manipulating data:

the back end has three parts to it: server, application, and database.

3 mainly British the latter part of a period of time or process:

the book takes us up to the back end of last year.

▸ adjective [attributive]

1 relating to the end or outcome of a project, process, or investment:

many annuities have back-end surrender charges.

2 Computing relating to or denoting the part of a computer system or application that is not directly accessed by the user, typically responsible for storing and manipulating data:

a back-end database server

we need very sophisticated back-end engineering.