turnstile

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turnstile

Logic a symbol of the form ├, ÿE;, 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

turnstile

[′tərn‚stīl]
(engineering)
A barrier that rotates about a vertical axis and usually is arranged to allow the passage of only one person at a time through an opening.

turnstile

A barrier which rotates on an axis and usually is so arranged as to allow the passage of a person through an opening only in one direction, one person at a time.
References in periodicals archive ?
Turnstyle also offers attractive email templates and an easy campaign scheduler.
To learn more on Turnstyle and their free guides and Wi-Fi solutions, please contact their team directly.
Readers also produced an audiobook version of Lawrence Lessig's Free Culture (Penguin), recording a chapter each at turnstyle.
But short hair is perfect for our favorite new product--KMS Turnstyle Head Wetter All Wet Spray ($13).
LONDON An Ambassador Theater Group, Turnstyle Group, Christopher Malcolm, Incidental Colman Tod, Pre-Eminence and Stephen Waley-Cohen presentation, by arrangement with Greg Young, of the Birmingham Repertory Theater production of a musical in two acts with music and lyrics by Richard Adler and Jerry Ross, book by George Abbott and Richard Bissell, based on Bissell's novel "7 1/2 Cents.
Selya's previous pieces for ABT include Moondance (1992), Jack and Jill (1992), Don't Panic (1996), and Turnstyle (1997).
To cracked decibels of chorusing sparrows, those alar crowds dismantled in the skies, above a cryptic park that day borrows from children's books, the weathership still flies, all hue and turnstyle, spinning the spokes of noon.
But it didn't work (Jewel learned this with its Turnstyle stores).
Banding the finished product, which occurred while the coil was still on the turnstyle, also created problems.
Turnstyle improves the visibility of the restaurant marketing plan by tying the program into the restaurant's Wi-Fi access.
In addition, EVO recently announced that it was selected as managing agent for TurnStyle, the underground shopping concourse at the Columbus Circle subway station.
Turnstyle Solutions with QuickChek and Swedish Fish brand, U.