reach, make, or come to a decision about something
We finally decided after lengthy deliberations.
source: WordNet 3.0
bring to an end; settle conclusively
The case was decided. The judge decided the case in favor of the plaintiff. The father adjudicated when the sons were quarreling over their inheritance.
source: WordNet 3.0
cause to decide
This new development finally decided me!.
source: WordNet 3.0
influence or determine
The vote in New Hampshire often decides the outcome of the Presidential election.
source: WordNet 3.0
To cut off; to separate.
source: Webster 1913
To determine; to form a definite opinion; to come to a conclusion; to give decision; as, the court decided in favor of the defendant.