a small fragment of something broken off from the whole

piece of metal held in horse's mouth by reins and used to control the horse while riding

an instance of some kind

an indefinitely short time

the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press

the part of a key that enters a lock and lifts the tumblers

a short performance that is part of a longer program

a small fragment

a small amount of solid food; a mouthful

a unit of measurement of information (from binary + digit); the amount of information in a system having two equiprobable states