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intervisibility line

American  
[in-ter-viz-uh-bil-i-tee lahyn] / ˌɪn tərˌvɪz əˈbɪl ɪ ti ˈlaɪn /

noun

  1. a line of sight used to determine whether objects or entities on opposite sides of the line are intervisible.

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.

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