| 
  • If you are citizen of an European Union member nation, you may not use this service unless you are at least 16 years old.

  • Browse and search Google Drive and Gmail attachments (plus Dropbox and Slack files) with a unified tool for working with your cloud files. Try Dokkio (from the makers of PBworks) for free. Now available on the web, Mac, Windows, and as a Chrome extension!

View
 

R

Page history last edited by PBworks 15 years, 4 months ago

RADAR

 

RADAR is a system used to detect, range (determine the distance of), and map objects such as aircraft and rain. Coined in 1941 as an acronym for Radio Detection and Ranging, it has since entered the English language as a standard word, losing the capitalization in the process.

 

Dennis Newson - with thanks to Jan

Comments (0)

You don't have permission to comment on this page.