Toughen Tough"en, v. i. & t. [imp. & p. p. {Toughened}; p. pr. & vb. n. {Toughening}.] To grow or make tough, or tougher. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • toughened — index callous, incorrigible, insusceptible (uncaring), ossified Burton s Legal Thesaurus. William C. Burton. 2006 …   Law dictionary

  • toughened — adj. Toughened is used with these nouns: ↑glass …   Collocations dictionary

  • toughened — adj. hardened, made hard; strengthened; made tough; toughened physically tough·en || tÊŒfn v. strengthen, harden; make more difficult; become stronger, become harder …   English contemporary dictionary

  • toughened — adjective 1. made hard or flexible or resilient especially by heat treatment a sword of tempered steel tempered glass • Syn: ↑tempered, ↑treated, ↑hardened • Ant: ↑untempered ( …   Useful english dictionary

  • toughened — Synonyms and related words: annealed, backed, calcified, callous, calloused, case hardened, crusted, crusty, crystallized, fossilized, granulated, hardened, hornified, incrusted, indurate, indurated, lapidified, ossified, petrified, reinforced,… …   Moby Thesaurus

  • Toughened glass — Toughened or tempered glass is glass that has been processed by controlled thermal or chemical treatments to increase its strength compared with normal glass. It will usually shatter into small fragments, rather than sharp shards, when… …   Wikipedia

  • Toughened glass — Glass Glass (gl[.a]s), n. [OE. glas, gles, AS. gl[ae]s; akin to D., G., Dan., & Sw. glas, Icel. glas, gler, Dan. glar; cf. AS. gl[ae]r amber, L. glaesum. Cf. {Glare}, n., {Glaze}, v. t.] [1913 Webster] 1. A hard, brittle, translucent, and… …   The Collaborative International Dictionary of English

  • toughened windshield — A windshield made of toughened glass which, on impact, will not shatter like ordinary glass but fractures into small pieces and crazes over; laminated glass is now the preferred material …   Dictionary of automotive terms

  • toughened glass — noun Etymology: toughened (past participle of toughen) + glass : glass tempered by a control process of sudden cooling …   Useful english dictionary

  • toughened silver nitrate — [USP] a compound prepared by fusing silver nitrate with hydrochloric acid, sodium chloride, or potassium nitrate, occurring as white crystalline masses molded into pencils or cones, and containing 94.5 per cent of silver nitrate; used as a… …   Medical dictionary

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