noun plural but singular in construction Date: 1827 a branch of physics that deals with the effects arising from the interactions of electric currents with magnets, with other currents, or with themselves, electrodynamic adjective
ELECTRODYNAMICS
Meaning of ELECTRODYNAMICS in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012