turnstile
n. Gate with revolving arms allowing people through singly.
n. A revolving frame in a footpath, preventing the passage of horses or cattle, but admitting that of persons; a turnpike. See Turnpike, n., 1.
n. Gate with revolving arms allowing people through singly.
n. A revolving frame in a footpath, preventing the passage of horses or cattle, but admitting that of persons; a turnpike. See Turnpike, n., 1.