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proximity warning indicator |
Also found in: Acronyms | 0.01 sec. |
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proximity warning indicator [präk′sim·əd·ē ¦wȯrn·iŋ ′in·də‚kād·ər]
(navigation) An airborne instrument which produces a warning signal indicating the approach of an aircraft on a possible collision course. Abbreviated PWI. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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