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Definitions of MHD:
noun: (physics, engineering, nautical) Initialism of magnetohydrodynamics. [(physics) the study of the interaction of electrically conducting fluids with magnetic fields; as in the Earth's core]
noun: Initialism of Marine Histories Doctorate (a degree in underwater archaeology and is also shown as a Doctor of Marine Histories or DMH)
adjective: (physics, engineering, nautical) Initialism of magnetohydrodynamic. [Of or pertaining to magnetohydrodynamics.]
