induration
noun
in·du·ra·tion
ËŒin-dÉ™-ˈrÄ-shÉ™n 
-dyÉ™-
: the process of or condition produced by growing hard
specifically
: sclerosis especially when associated with inflammation
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This thickening and hardening of tissue is called an induration and the size of it is measured by your doctor in a return visit 48 to 72 hours after the initial injection took place.
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Daryl Austin, USA Today, 11 May 2025
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Daryl Austin, USA Today, 11 May 2025
Cite this Entry
“Induration.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/induration. Accessed 27 Mar. 2026.
Copy CitationMedical Definition
induration
noun
in·du·ra·tion
ËŒin-d(y)É™-ˈrÄ-shÉ™n
1
: an increase in the fibrous elements in tissue commonly associated with inflammation and marked by loss of elasticity and pliability : sclerosis
2
: a hardened mass or formation
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