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

Nothing out of the line of sight had a Used By date past 2015. — New Atlas, 7 July 2026

Step into your boss’ line of sight as Mars and Pluto harmonize! — Usa Today, USA Today, 5 July 2026

While the hazy band of our home galaxy is visible for much of the year, midsummer offers a direct line of sight to its brightest and most densely packed center. — Michael D'estries, Travel + Leisure, 1 July 2026

The idea is to keep that information in the same line of sight as the roadway, instead of drawing the driver’s eyes down to steering wheel controls or into the menus of a touchscreen. — Robert Duffer, AJC.com, 19 June 2026

Word History

First Known Use

1559, in the meaning defined at sense 1

Rhymes for line of sight

• actinolite
• adipocyte
• amphibolite
• anorthosite
• anthophyllite
• aragonite
• carbonatite
• cassiterite
• chalcopyrite
• cristobalite
• crocidolite
• diatomite

Medical Definition

line of sight

noun

1

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

2

: line of vision