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Portuguese man-of-war

noun

  1. any of several large, oceanic hydrozoans of the genus Physalia, having a large, bladderlike structure with a saillike crest by which they are buoyed up and from which dangle tentacles with stinging cells.

Portuguese man-of-war

noun

  1. any of several large complex colonial hydrozoans of the genus Physalia, esp P. physalis, having an aerial float and long stinging tentacles: order Siphonophora Sometimes shortened toman-of-war

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Word History and Origins

Origin of Portuguese man-of-war1

First recorded in 1700–10

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tortuous

[tawr-choo-uhs ]

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