D defs.my
Entry 1 sense Webster, 1913

Crownwork

/(-w?rk`)/ · Crown·work · IPA
01 n. A work consisting of two or more bastioned fronts, with their outworks, covering an enceinte, a bridgehead, etc., and connected by wings wi…
  1. 1.
    A work consisting of two or more bastioned fronts, with their outworks, covering an enceinte, a bridgehead, etc., and connected by wings with the main work or the river bank.(Fort.)