line of sight

n. pl. lines of sight 1. An imaginary line from the eye to a perceived object.2. An unobstructed path between sending and receiving antennas.

line of sight

n 1. the straight line along which an observer looks or a beam of radiation travels 2. (Medicine) ophthalmol another term for line of vision

line′ of sight′

n. 1. an imaginary straight line running through aligned sights, as of a firearm. 2. an imaginary straight line that connects the center of the eye with the point focused on. 3. sightline.

Thesaurus

Noun

line of sight - an imaginary straight line along which an observer looksline of visionline - a spatial location defined by a real or imaginary unidimensional extent

Translations

visuale

line of sight

[′līn əv ′sīt] (electromagnetism) The straight line for a transmitting radar antenna in the direction of the beam. (science and technology) A straight, unobstructed path or line between two points, as between an observer's eye and a target.

line of sight, line of collimation

The line extending from an instrument along which distant objects are seen, when viewed with the telescope or other sighting device. Also see sight line.

line of sight

An unobstructed path from a transmitting device to the receiver. Users are aware of line of sight when they aim their infrared (IR) remote control directly at the TV. Microwave transmissions between towers at the top of mountains and buildings require unobstructed line of sight. See IR remote control.

Any Radio Frequency
Technically, line of sight refers to radio frequency (RF) transmission in general, including Wi-Fi and cellular. Although walls and other obstructions may attenuate (lessen) or block signals entirely, the receiving device must be in the radiation pattern emitted by the transmitter, which is also considered line of sight. See RF.

line of sight

line of sight

line of sight

line′ of sight′

line of sight

line of sight

line of sight, line of collimation

line of sight

line of sight

Synonyms for line of sight

noun an imaginary straight line along which an observer looks

Synonyms

Related Words