English Reference

Word

LOS

Phoneticslos

/ˈɫoʊs/

Definitions

01line of sight

B2 · Science

n. Stands for Line of Sight. It describes a straight, clear path between two points, like a person's eyes and an object.

n. Abbreviation for Line of Sight. It refers to an unobstructed path between a transmitter and a receiver, or between an observer and a target.

“The two radio towers need a clear LOS to communicate effectively.”

“Urban planners must consider the LOS from the historic monument to ensure that new skyscrapers do not obstruct the view.”

Technical

Usage

Usually functions as an uncountable noun or a modifier before another noun.

Synonyms

02loss of signal

C1 · Computing

n. Stands for Loss of Signal. You use this when a connection, like a radio or satellite link, is broken.

n. Abbreviation for Loss of Signal. It denotes the total interruption of a telemetric or communication link.

“The ground crew reported LOS as the spacecraft moved behind the moon.”

“Engineers monitored the telemetry feed closely, noting the exact second of LOS during the atmospheric reentry phase.”

Technical

Usage

Commonly used in aerospace and telecommunications contexts.

Synonyms

disconnectionblackout

Antonyms

03level of service

C1 · Science

n. Stands for Level of Service. It is a measure used to describe how well a road or utility is working.

n. Abbreviation for Level of Service. A qualitative measure used by engineers to describe operational conditions within a traffic stream or utility network.

“The new highway project aims to improve the LOS during rush hour.”

“The city council reviewed the LOS metrics for the public water system to determine if infrastructure upgrades were necessary.”

Technical

Usage

Frequently used in civil engineering and public administration.

This entry

Level
C2 · Proficiency
Frequency
Common
Updated

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English Reference