What is the meaning of cast-iron?

adjective

  • Extremely robust.
    • usage: "an iron constitution"
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). cast-iron. Retrieved September 20, 2026, from http://smartdefine.org/cast-iron/definitions/1170308
ChicagoWordNet. 2010. "cast-iron" http://smartdefine.org/cast-iron/definitions/1170308 (accessed September 20, 2026).
HarvardWordNet 2010, cast-iron, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/cast-iron/definitions/1170308>.
MLAWordNet. "cast-iron" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/cast-iron/definitions/1170308>