English English Wikipedia has an article on:orbitrapWikipedia Etymology Blend of orbit + trap. Noun orbitrap (plural orbitraps) A mass analyzer consisting of an outer barrel-like electrode and a coaxial inner spindle-like electrode that traps ions in an orbital motion around the spindle. The image current from the trapped ions is detected and converted to a mass spectrum using the Fourier transform of the frequency signal. Remove adsWikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads