flag semaphore
noun1
A form of telegraphy, using hand-held flags or similar, typically used at sea.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
A form of telegraphy, using hand-held flags or similar, typically used at sea.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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