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US /ˈaɪɚnˌbaʊnd/ UK /ˈaɪənbaʊnd/
Freq #268841

Meanings

  1. 1
  2. 2
  3. 3

Thesaurus

Synonyms
1 adj · bound, reinforced, or... ironcladreinforced
2 adj · rugged, rocky, and... ruggedrockbound
3 adj · rigid, inflexible, or... inflexibleunyieldingrigid
Opposites
Word family
Related forms ironironcladrockbound

Etymology

A compound of iron + bound, the past participle of bind. The literal sense describes something strengthened with iron bands; figurative extensions compare rugged coasts and inflexible customs to a structure that is hard, fastened, and resistant to force.

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