Meaning of sheer plan

sheer' plan"

Pronunciation: [key]
— Naval Archit. Naval Archit.
  1. a diagrammatic fore-and-aft elevation of the hull of a vessel, showing bow and buttock lines, stations, water lines, diagonals, decks, bulwarks, etc. Also calledCf.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.