The most extreme or furthest point of something.
A hand or foot.
A limb (“major appendage of a human or animal such as an arm, leg, or wing”).
An extreme measure.
The outer limits of an area. See synonyms at circumference.
An instrument for determining the extent and shape of the field of vision.
The length of such a boundary.
The sum of the distance of all the lengths of the sides of an object.
A fortified strip or boundary usually protecting a military position.