turnstile
[ turn-stahyl ]
/ ˈtɜrnˌstaɪl /
noun
a structure of four horizontally revolving arms pivoted atop a post and set in a gateway or opening in a fence to allow the controlled passage of people.
a similar device set up in an entrance to bar passage until a charge is paid, to record the number of persons passing through, etc.
Words nearby turnstile
turnover flap,
turnpike,
turnround,
turnsole,
turnspit,
turnstile,
turnstone,
turntable,
turntable ladder,
turntablist,
turnup
Example sentences from the Web for turnstile
British Dictionary definitions for turnstile
turnstile
/ (ˈtɜːnˌstaɪl) /
noun
a mechanical gate or barrier with metal arms that are turned to admit one person at a time, usually in one direction only
any similar device that admits foot passengers but no large animals or vehicles
Also called: gatepost logic
a symbol of the form ̃⊢, ⊨, or ⊩, used to represent logical consequence when inserted between expressions to form a sequent, or when prefixed to a single expression to indicate its status as a theorem