Английский разговорный словарь (основной) - avail

əˈveɪl v. & n. --v. 1 tr. help, benefit. 2 refl. (foll. by of) profit by; take advantage of. 3 intr. a provide help. b be of use, value, or profit. --n. (usu. in neg. or interrog. phrases) use, profit (of no avail; without avail; of what avail?). [ME f. obs. vail (v.) f. OF valoir be worth f. L valere]