e ‧ ter ‧ nal ‧ ly /ɪˈtɜːn ə l-i $ -ɜːr-/ BrE AmE adverb
1 . for ever:
I’ll be eternally grateful (=very grateful) to you for this.
2 . informal always or very often SYN constantly :
He’s a player who’s eternally arguing with the referee.
e ‧ ter ‧ nal ‧ ly /ɪˈtɜːn ə l-i $ -ɜːr-/ BrE AmE adverb
1 . for ever:
I’ll be eternally grateful (=very grateful) to you for this.
2 . informal always or very often SYN constantly :
He’s a player who’s eternally arguing with the referee.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012