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

Each role gave me a different line of sight into the same company. — Dennis Kozak, Forbes.com, 20 July 2026

Eclipse hunters should prioritize a clear line of sight to the west-northwest, rather than elevation or traditionally beautiful scenery. — Catherine Tansey, Condé Nast Traveler, 17 July 2026

The first order of business for Charles and his DEB team will be to stake out a location with a clear line of sight to the west for their equipment. — Anthony Wood, Space.com, 16 July 2026

The complete setup is big enough to block actors’ line of sight, sometimes preventing them from keeping eye contact with their scene partners. — Will Gottsegen, The Atlantic, 16 July 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