magnetoplasmadynamicadj.
/maɡˌniːtəʊˌplazməˌdʌɪˈnamɪk/, U.S. /mæɡˈˌnɛdoʊˌplæzməˌdaɪˈnæmɪk/, /mæɡˈˌnidoʊˌplæzməˌdaɪˈnæmɪk/, /mæɡˈˌnɛdoʊˌplæzmədəˈnæmɪk/, /mæɡˈˌnidoʊˌplæzmədəˈnæmɪk/ Physics and Electrical Engineering.
Originally: designating technologies utilizing magnetoplasmas, esp. the generation of electricity by passing plasma at high speed through a transverse magnetic field, and propulsion for spacecraft. Later more widely: of or relating to the behaviour of a plasma in a magnetic field.
ΚΠ
1963 Adv. Energy Conversion 3 595 When operating the magnetoplasmadynamic (MPD) generator in a closed-cycle system with a nuclear reactor heat source, gas temperatures must be limited to values compatible with long-life reactor and duct designs.
1991 Rev. Sci. Instruments 62 1186/1 The high specific impulse of magnetoplasmodynamic (MPD) thrusters make them an attractive candidate for Earth-orbit transfer and planetary missions.
1994 Physics of Plasmas 1 464/1 Accelerating plasma using magnetoplasmadynamic effects (which will hereafter be referred to as ‘magnetoplasmadynamic acceleration’) finds important applications in plasma physics.
This is a new entry (OED Third Edition, March 2000; most recently modified version published online March 2022).
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adj.1963