semaphore

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sem·a·phore / ˈseməˌfôr/ • n. 1. a system of sending messages by holding the arms or two flags or poles in certain positions according to an alphabetic code. ∎  a signal sent by semaphore.2. an apparatus for signaling in this way, consisting of an upright with movable parts.• v. [tr.] send (a message) by semaphore or by signals resembling semaphore: Josh stands facing the rear and semaphoring the driver's intentions.DERIVATIVES: sem·a·phor·ic / ˌseməˈfôrik/ adj.sem·a·phor·i·cal·ly / ˌseməˈfôrik(ə)lē/ adv.

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