- aperture sight
- narrow enclosed sight on a gun or other device that one aims
English contemporary dictionary. 2014.
aperture sight
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Sight — (s[imac]t), n. [OE. sight, si[thorn]t, siht, AS. siht, gesiht, gesih[eth], gesieh[eth], gesyh[eth]; akin to D. gezicht, G. sicht, gesicht, Dan. sigte, Sw. sigt, from the root of E. see. See {See}, v. t.] 1. The act of seeing; perception of… … The Collaborative International Dictionary of English
Sight draft — Sight Sight (s[imac]t), n. [OE. sight, si[thorn]t, siht, AS. siht, gesiht, gesih[eth], gesieh[eth], gesyh[eth]; akin to D. gezicht, G. sicht, gesicht, Dan. sigte, Sw. sigt, from the root of E. see. See {See}, v. t.] 1. The act of seeing;… … The Collaborative International Dictionary of English
sight-hole — sightˈ hole noun An aperture for looking through • • • Main Entry: ↑sight … Useful english dictionary
Iron sight — Sight picture through iron sights of an H K MP5 submachine gun. The annular shroud around the front post sight is aligned with the rear peep sight to ensure the weapon is properly trained. Iron sights are a system of shaped alignment markers… … Wikipedia
Aperture-to-medium coupling loss — In telecommunication, aperture to medium coupling loss is the difference between the theoretical gain of a very large antenna, such as the antennas in beyond the horizon microwave links, and the gain that can be realized in practice. Note 1:… … Wikipedia
Diopter sight — Target shooting diopter of a 10 metre air rifle with a mounted occluder for the non aiming eye The diopter is an aperture sight component used to assist the aiming of a guns/devices, usually those intended to launch projectiles, such as firearms … Wikipedia
Peep sight — In firearms, a peep sight (also known more formally as an aperture sight ) is a type of rear gunsight, having an adjustable eyepiece with a small aperture through which the front sight and the target are aligned. These sight are used on target… … Wikipedia
At sight — Sight Sight (s[imac]t), n. [OE. sight, si[thorn]t, siht, AS. siht, gesiht, gesih[eth], gesieh[eth], gesyh[eth]; akin to D. gezicht, G. sicht, gesicht, Dan. sigte, Sw. sigt, from the root of E. see. See {See}, v. t.] 1. The act of seeing;… … The Collaborative International Dictionary of English
Front sight — Sight Sight (s[imac]t), n. [OE. sight, si[thorn]t, siht, AS. siht, gesiht, gesih[eth], gesieh[eth], gesyh[eth]; akin to D. gezicht, G. sicht, gesicht, Dan. sigte, Sw. sigt, from the root of E. see. See {See}, v. t.] 1. The act of seeing;… … The Collaborative International Dictionary of English
Open sight — Sight Sight (s[imac]t), n. [OE. sight, si[thorn]t, siht, AS. siht, gesiht, gesih[eth], gesieh[eth], gesyh[eth]; akin to D. gezicht, G. sicht, gesicht, Dan. sigte, Sw. sigt, from the root of E. see. See {See}, v. t.] 1. The act of seeing;… … The Collaborative International Dictionary of English
