TOUGHEN


Meaning of TOUGHEN in English

transcription, транскрипция: [ ˈtə-fən ]

verb

( tough·ened ; tough·en·ing ˈtə-fə-niŋ, ˈtəf-niŋ)

Date: 1582

transitive verb

: to make tough

intransitive verb

: to become tough

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.