The DICT Development Group
3 definitions found
From The Collaborative International Dictionary of English v.0.48 :
Toughen \Tough"en\, v. i. & t. [imp. & p. p. Toughened; p. pr.
& vb. n. Toughening.]
To grow or make tough, or tougher.
From WordNet (r) 3.0 (2006) :
adj 1: physically toughened; "the tough bottoms of his feet"
[syn: tough, toughened] [ant: tender,
2: made hard or flexible or resilient especially by heat
treatment; "a sword of tempered steel"; "tempered glass"
[syn: tempered, treated, hardened, toughened] [ant:
From Moby Thesaurus II by Grady Ward, 1.0 :
29 Moby Thesaurus words for "toughened":
annealed, backed, calcified, callous, calloused, case-hardened,
crusted, crusty, crystallized, fossilized, granulated, hardened,
hornified, incrusted, indurate, indurated, lapidified, ossified,
petrified, reinforced, rigidified, sclerotic, set, solidified,
steeled, stiffened, strengthened, tempered, vitrified
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