Main entry: let, allow, permit
Definition: make it possible through a specific action or lack of action for something to happen
Usage: This permits the water to rush in; This sealed door won't allow the water come into the basement; This will permit the rain to run off
Definition: stop (someone or something) from doing something or being in a certain state
Main entry: let, countenance, permit, allow
Definition: consent to, give permission
Usage: She permitted her son to visit her estranged husband; I won't let the police search her basement; I cannot allow you to see your exam