beyond line-of-sight (BLOS)

beyond visual range / beyond-visual-range (BVR)

beyond radio line of sight

beyond line-of-sight drone

Beyond Visual Line of Sight (BVLOS)

deployment line; line of deployment (LD); line of departure

beyond local repair

flank extension beyond enveloping force

go beyond the verge of powers

beyond-the-horizon communication

depot maintenance (beyond O and I level activities, performed in an industrial-type facility) / D-level maintenance

beyond-the-horizon surveillance

impact beyond the target

beyond-visual-range missile (air-to-air)

beyond-the-horizon ground-based radar (BTH)

beyond the horizon radar (BTHR)

beyond reuse

front sight (fore / muzzle sight)

sight, to take a (careful) sight

day-sight (day sight)

modular integrated display and sight helmet (Modular Integrated Display-And-Sight Helmet)

line of sight (missile)

non-line-of sight (NLOS)

align sight line

infrared sight-line control (ISC)

reciprocal sight line

sight line

sight line autopilot (SLAP)

sight line spin

target sight line

manual command to line of sight (MCLOS)

dependent line of sight

final line of sight