What does S stand for?

Spaceplane (US military aerospace vehicle)

This definition appears very rarely and is found in the following Acronym Finder categories:

Military and Government

Other Resources:

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Sine (Latin: Without) Skype (voice-over-Internet service) Sleeve Smile Smooth (woodworking) Snow (weather reports) Socialdemokratiska Arbetarpartiet (Swedish political party) Soldering Source (transistor; electronics) South		Spades (playing cards) Sparkasse (German: public savings bank) Spectacles Sphere Starboard (nautical) Starboard Truss Segment (ISS) Stokes (kinematic viscosity) Storage Store Streptococcus

Samples in periodicals archive:

The spaceplane will be delivered to orbit inside an Atlas Evolved Expendable launch vehicle, shrouded in a protective shield.

United States : Reusable Military Spaceplane to Launch in August 2010

The world's wealthy are queuing up to reserve seats on Richard Branson's proposed Virgin Galactic spaceplane, which may or may not start taking passengers into space in a couple of years, but even they will not experience as much weightlessness as I did in this old Boeing.

A WEIGHT OFF MY MIND; Lift off: Michael experiencing zero gravity

He includes the infamous "Star Wars" proposals, spaceplane projects from the US and the former Soviet Union, space stations of various hefts, hypersonic strike and orbital vehicles, and even clandestine bases on the Moon.

Secret projects; military space technology

SpaceShipOne is a spaceplane which is transported to high altitude by a specially designed jet aircraft.

Lossiemouth We Have A Problem?

RpK markets the services of the fully reusable, two stage Kistler K-1 orbital launch vehicle and the fully reusable, suborbital Rocketplane XP Spaceplane, both of which will be first to fly in their respective markets.

K-1 AEROSPACE VEHICLE TAKES-OFF WITH UGS PLM TECHNOLOGY

company was in 1996 for a spaceplane that was to replace the space shuttle.

Lockheed beats out Boeing for NASA job; $7 billion contract for lunar ...

The three UK teams among the entrants are: Bristol Spaceplanes,based in Bristol; Flight Exploration from London,and Starchaser.

Private rocket flight brings space tourism a step closer; American ...

Rohrabacher also referred to the X-37 as an important component of the Military Spaceplane program, an effort to develop a spacecraft capable of conducting military missions in orbit.

X-37 HAS D.C. ALLY