Dictionary.com

Popular Searches

 Thesaurus.com

course protractor

American  

noun

  1. a navigational instrument for measuring the bearing of a course as given on a chart, having a disk calibrated in degrees and an arm pivoted about the center of the disk.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.