hydromagnetics
n. (also magnetohydrodynamics) (as, an extension of the discipline of hydrodynamics to fluids that are electrically conducting, and study of the interaction of such compressible and incompressible fluids with magnetic fields) चुंबकीय द्रायुगतिकी (स्त्री.), चुंबकीय द्रायुगतिशास्त्र (न.)