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Also called line of sighting. an imaginary straight line running through the aligned sights of a firearm, surveying equipment, etc.
Astronomy. an imaginary line from an observer to a celestial body, coincident with the path traveled by light rays receivedfrom the body.
Radio. a straight line connecting two points sufficiently high and near one another so that the line is entirely above the surface of the earth.
Ophthalmology. .
the straight line along which an observer looks or a beam of radiation travels
(ophthalmol) another term for line of vision


Read Also:

  • Line-of-site

    noun, Military. 1. a straight line from the muzzle of an artillery gun to its target.

  • Line-of-vision

    noun, Ophthalmology. 1. a straight line that connects the fovea centralis of an eye with the point on which the eye focuses. noun 1. (ophthalmol) a straight line extending from the fovea centralis of the eye to an object on which the eye is focused Also called line of sight

  • Lineolate

    [lin-ee-uh-leyt] adjective, Zoology, Botany. 1. marked with minute lines; finely lineate. /ˈlɪnɪəˌleɪt/ adjective (biology) 1. marked with very fine parallel lines

  • Line-out

    [lahyn-out] noun, Rugby. 1. a procedure for putting an out-of-bounds ball back in play, whereby a player outside the touchline tosses the ball high and between two lines of opposing forwards lined up perpendicular to the touchline. noun 1. (rugby Union) the method of restarting play when the ball goes into touch, the forwards forming […]

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