What is the meaning of stiffen?

verb

  • Become stiff or stiffer.
    • usage: "He stiffened when he saw his boss enter the room"
  • Make stiff or stiffer.
    • usage: "Stiffen the cream by adding gelatine"
  • Restrict.
    • usage: "Tighten the rules"; "stiffen the regulations"
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). stiffen. Retrieved September 21, 2026, from http://smartdefine.org/stiffen/definitions/1313188
ChicagoWordNet. 2010. "stiffen" http://smartdefine.org/stiffen/definitions/1313188 (accessed September 21, 2026).
HarvardWordNet 2010, stiffen, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/stiffen/definitions/1313188>.
MLAWordNet. "stiffen" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/stiffen/definitions/1313188>
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