verb
decide
dih-SYDE/dɪˈsaɪd/
To reach a judgment that settles a choice or issue.
The man decides on one shirt and sets the other aside.

Etymology
“Cut off” supplied the image of resolving a difficulty “at a stroke.” From settling disputes, the meaning extended to settling one's own uncertainty by making a choice.
In context
decide how much you want to come in by whether 1.5 or 2 in
More examples
- We decided to leave before sunrise.
- Have you decided which course to take?
- The judge is deciding whether to admit the evidence.
Forms
decide · decides · decided · deciding
decision noun — A choice that settles a question.