/ ˌefləˈresns; NAmE / noun [ U , C ]
1.
( formal ) the most developed stage of sth
2.
( chemistry ) the powder which appears on the surface of bricks, rocks, etc. when water evaporates
/ ˌefləˈresns; NAmE / noun [ U , C ]
1.
( formal ) the most developed stage of sth
2.
( chemistry ) the powder which appears on the surface of bricks, rocks, etc. when water evaporates
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005