INSOMNIA


Meaning of INSOMNIA in English

in ‧ som ‧ ni ‧ a /ɪnˈsɒmniə $ ɪnˈsɑːm-/ BrE AmE noun [uncountable]

[ Date: 1600-1700 ; Language: Latin ; Origin: somnus 'sleep' ]

if you suffer from insomnia, you are not able to sleep

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