induration

noun

in·​du·​ra·​tion ˌin-də-ˈrā-shən 

-dyə-

: the process of or condition produced by growing hard

specifically : sclerosis especially when associated with inflammation

indurative

ˈin-də-ˌrā-tiv 

-dyə-;

in-ˈdür-ə- 

-ˈdyür-

adjective

Word History

First Known Use

14th century, in the meaning defined above

Medical Definition

induration

noun

in·​du·​ra·​tion ˌin-d(y)ə-ˈrā-shən 

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