push-button
adjectiveUK /ˈpʊʃ bʌtən/
US /ˈpʊʃ bʌtən/
Something that starts or works by pressing a button.
The car has a push-button start, so you don't need a key.
OTHER MEANINGS
2. A small button you press to make something happen.
Press the push-button to ring the doorbell.
3. A way of doing something easily with just one press.
The old radio had push-button tuning for its stations.
4. A simple, easy action that needs no skill.
Learning the game was push-button easy.