Glossary
approximately- about, close to
chromatograph- an instrument that produces a chromatogram
magnetometer- an instrument for measuring the magnitude and direction of a magnet field
plasma-An electrically neutral, highly ionized gas composed of ions, electrons, and neutral particles. It is a phase of matter distinct from solids, liquids, and normal gases.
propulsion- an impelling act or movement
radioisotope- a naturally or artificially produced radioactive isotope of an element
seismometer- an instrument for measuring the direction, duration, and force of earthquakes
spectrometer-A spectroscope equipped with scales for measuring wavelengths or indexes of refraction
telemetry- automatic transmission and measurement of data from remote sources by wire or radio or other means.
thermonuclear- of, relating to, or derived from the fusion of atomic nuclei at high temperatures
Definitions taken from www.dictionary.com