en ‧ trench ‧ ment /ɪnˈtrentʃmənt/ BrE AmE noun
1 . [uncountable] when an attitude, belief etc becomes firmly established
2 . [countable] a system of ↑ trench es (=long deep holes) dug by soldiers for defence or protection
en ‧ trench ‧ ment /ɪnˈtrentʃmənt/ BrE AmE noun
1 . [uncountable] when an attitude, belief etc becomes firmly established
2 . [countable] a system of ↑ trench es (=long deep holes) dug by soldiers for defence or protection
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012