line of sight

noun phrase

1
: a line from an observer's eye to a distant point
2
: the line between two points
specifically : the straight path between a transmitting antenna (as for radio or television signals) and a receiving antenna when unobstructed by the horizon

Examples of line of sight in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The issue is that a teenager and his father were in the line of sight of Seth’s photos. Jeanne Phillips, Mercury News, 5 Apr. 2026 That allows a pilot to fly the drones beyond their line of sight. Dillon Thomas, CBS News, 31 Mar. 2026 There is a line of sight to a real inflection point that will take shares to the triple digits. Kevin Stankiewicz, CNBC, 27 Mar. 2026 This extended the vessel’s effective command range to 25 miles beyond line of sight. Munis Raza, Interesting Engineering, 23 Mar. 2026 See All Example Sentences for line of sight

Word History

First Known Use

1559, in the meaning defined at sense 1

Time Traveler
The first known use of line of sight was in 1559

Browse Nearby Words

Cite this Entry

“Line of sight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/line%20of%20sight. Accessed 6 Apr. 2026.

Medical Definition

line of sight

noun
1
: a line from an observer's eye to a distant point
2
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