MONOMANIA


Meaning of MONOMANIA in English

mon ‧ o ‧ ma ‧ ni ‧ a /ˌmɒnəʊˈmeɪniə $ ˌmɑːnoʊ-/ BrE AmE noun [uncountable] formal

a very strong interest in one particular idea or subject which prevents you from thinking about anything else:

an obsession with food that verged on monomania

—monomaniac /-niæk/ noun [countable]

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.