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Noun: topgallant  ,tóp'ga-lunt
  1. A sail set on a yard of a topgallant mast
    - topgallant sail
  2. A mast fixed to the head of a topmast on a square-rigged vessel
    - topgallant mast

Derived forms: topgallants

Type of: canvas, canvass, sail, sheet, topmast

Encyclopedia: Topgallant