Definitions
1.verbTo keep something inside by means of a closed gate.
2.verbTo punish, especially a child or teenager, by not allowing them to go out.
3.verbTo open a closed ion channel.
4.verbTo furnish with a gate.
5.verbTo turn (an image intensifier) on and off selectively as needed, or to avoid damage. See autogating.
6.adjectiveCapable of being switched on and off (normally by means of a signal).
7.adjectiveHave a gate or other restricted access."a gated community; a source control system with gated check-ins"