• (military) A work usually in the form of a redan, to enclose a space before a door or staircase, or at the gorge of a larger work. It is arranged like a stockade.
  • (architecture) the capital of a Corinthian column
  • a circular frame for embroidery
  • (biology) A shallow metallic cup or drum, with a thin elastic membrane supporting a writing lever. Two or more of these are connected by a rubber tube and used to transmit and register the movements of the pulse or of any pulsating artery.
  • (obsolete) drum

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