English · Science & Technology
app
/æp/
[/æp/]
software application
Beginnernoun
Definition
A computer program, especially one for a phone or tablet, that performs a particular task.
Example
She downloaded a new app to track her daily steps and her hours of sleep.
She downloaded a new app to track her daily steps and her hours of sleep.
Etymology
A shortening of 'application', which comes from Latin 'applicare' (to attach, apply).
How & Where It’s Used
Especially common for mobile programs since the late 2000s.