LINE OF SIGHT

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does line of sight mean? 

• LINE OF SIGHT (noun)
  The noun LINE OF SIGHT has 1 sense:

1. an imaginary straight line along which an observer looks

  Familiarity information: LINE OF SIGHT used as a noun is very rare.

 Dictionary entry details 

• LINE OF SIGHT (noun)

Sense 1

Meaning:

An imaginary straight line along which an observer looks

Classified under:

Nouns denoting spatial position

Synonyms:

line of sight; line of vision

Hypernyms ("line of sight" is a kind of...):

line (a spatial location defined by a real or imaginary unidimensional extent)

 Context examples 

Scientists think the delay was a result of our viewing angle, and it took time for the jet directed toward Earth to expand into our line of sight.

(NASA Missions Catch First Light from a Gravitational-Wave Event, NASA)

The jet's trajectory is just slightly offset from our line of sight with respect to the galaxy, so we can still see some of the length of the jet.

(The Giant Galaxy Around the Giant Black Hole, NASA)

Instead, researchers monitor for gas falling into the accretion disk that may pass through their line of sight.

(Astronomers Study How Quasars Are Powered by Accretion Disks, The Titi Tudorancea Bulletin)

This asymmetry disappears when we see the disk exactly face on because, from that perspective, none of the material is moving along our line of sight.

(NASA Visualization Shows a Black Hole’s Warped World, NASA)

We see some neutron stars as pulsars, rapidly spinning objects emitting beams of light that, much like a lighthouse, regularly sweep across our line of sight.

(NASA’s Fermi Mission Links Nearby Pulsar’s Gamma-ray ‘Halo’ to Antimatter Puzzle, NASA)

Using this method, the team uncovered dark matter clumps along the telescope's line of sight to the quasars, as well as in and around the intervening lensing galaxies.

(Cosmic Magnifying Glasses Find Dark Matter in Small Clumps, NASA)