plotting board


noun
  1. Navigation. a transparent table on a ship, used as a plotting sheet.

  2. Military. a device based on a map or other scale representation of a region against which artillery fire is to be directed, for use in directing artillery fire against a fixed or moving target.

Origin of plotting board

1
First recorded in 1900–05

Words Nearby plotting board

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use plotting board in a sentence