If it would work, then the commanders could initiate the action.

Normally, these receptor channels allow sodium ions into muscle cells to initiate an action potential that leads to muscle contraction.

In other situations, different signals such as electrical/physical shock, or in the case of laser detonation systems, light, are used to initiate an action, i.e., an explosion.

This initiates the action phase of the turn, during which each character and opponent perform their actions.

The committee initiated an action plan in late 1947 to commission a permanent defence academy and began the search for a suitable site.