HYGROMETER Meaning of HYGROMETER in English hygrometer BrE AmE haɪ ˈɡrɒm ɪt ə -ət- AmE \ -ˈɡrɑːm ət̬ ə r▷ hygrometer|s z Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012