Noun
a simple type of jet engine; must be launched at high speed
Source: WordNetAbove this speed, given sufficient initial flight velocity, a ramjet will be self-sustaining. Source: Internet
A concept was created by NASA for recombining this thin gas back to diatomic molecules at orbital speeds to power a ramjet. Source: Internet
A key trait of ramjet engines is that combustion is done at subsonic speeds. Source: Internet
A larger-diameter rocket booster at its base (described as identical in size to that of a DF-11A short-range ballistic missile) is designed to loft the missile upwards at high speeds, at which point the booster is discarded and the ramjet takes over. Source: Internet
A liquid-fuel rocket engine boosted the Bomarc to Mach 2, when its Marquardt RJ43-MA-3 ramjet engines, fueled by 80-octane gasoline, would take over for the remainder of the flight. Source: Internet
All three returned designs based on Küchemann and Weber's slender delta; Nord suggested a ramjet powered design flying at Mach 3, the other two were jet powered Mach 2 designs that were similar to each other. Source: Internet