| Pronunciation: | | 'tufun
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 WordNet Dictionary |
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| | Definition: | |
[v] make tough or tougher; "This experience will toughen her" |
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TOUGHEN is a 7 letter word that starts with T. |
| | See Also: | | anneal, harden, normalize, season, strengthen, temper |
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| Webster's 1913 Dictionary |
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| | Definition: | | \Tough"en\, v. i. & t. [imp. & p. p. {Toughened}; p. pr.
& vb. n. {Toughening}.]
To grow or make tough, or tougher.
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