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

The suspect didn’t fire any rounds and didn’t have a line of sight to Trump, authorities said. —Chantelle Lee, Time, 16 June 2025

And third, without clear line of sight to outcomes and cost, consumer-patients have little ability to comparison shop for non-emergent care. —Rita Numerof, Forbes.com, 10 June 2025

Hinge has fundamentally different fundamentals than the prior cohort of companies: high gross margin, growth rate, line of sight to profitability, scale of revenue. —Erin Brodwin, Axios, 3 Apr. 2025

Transits also require a precise alignment between the orbital plane of a planetary system and our line of sight. —Keith Cooper, Space.com, 6 June 2025

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
• cristobalite
• crocidolite
• diatomite
• dithionite

Medical Definition

line of sight

noun

1

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

2

: line of vision