Published on: April 2, 2013. NASA X-43A uses a drop launch method: it is lifted into the air by a larger aircraft and then dropped. The initial energy for propulsion is provided by a booster rocket, which is discarded when the aircraft reaches its target altitude and speed. From that moment, the X-43A is powered by its own jet engine.
Wiktionary(0.00 / 0 votes)Rate this definition: ragtime(Noun) A musical form, predating jazz, characterized by a specific type of syncopation in which melodic accents occur between metrical beats. ragtime(Noun) A piece of music in this style.
1800s â Ragtime. Jazz music is a conglomeration of various cultural ideals and music genres. One of the first variations of jazz was ragtime. With its roots based in the Deep South of the United States, ragtime is a style of syncopated piano music with a beat that feels like a march.