adjective ob·vallate \(ˈ)äb+\

Definition of obvallate

  1. :  surrounded by or as if by a wall obvallate papillae

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Origin and Etymology of obvallate

Latin obvallatus, past participle of obvallare to surround with a wall, from ob- toward, over + vallare to surround with a wall, from vallum wall, rampart — more at ob-, wall

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a rounded knoll or a ridge of ice

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