indurations

Noun

induration (countable and uncountable, plural indurations)

1. Hardness.
   • The voice was harder than I had known, and not only in stony reaction to long floods of wholly just selfpity, also roughened with gin and smoke, perhaps also assimilated to New York induration, the hardness of culture as well as of pain.1980. Anthony Burgess, Earthly Powers
2. An enduring presence; fixity.
   • Even the putatively innocuous whimsical shapes and designs of cakes and pastry, notably in Central Europe, retain to this day the phallic concept, the cryptic induration of the aphrodisiac function.1961, Harry E. Wedeck, Dictionary of Aphrodisiacs, New York: The Citadel Press, page iii
3. The process of becoming hard.
4. A hardening of an area of the body as a reaction to inflammation, hyperemia, or neoplastic infiltration.
5. (broadly) An area or part of the body that has undergone such a reaction.
   • Both erythema and induration appear to be adequate indices of tuberculin sensitivity.2005. Kimura, et al. "Comparison of erythema and induration as results of tuberculin tests." Int J Tuberc Lung Dis. 2005;9(8):853-7. PMID 16104630
6. The quality of nonfriability; the extent to which a rock does not crumble; rock strength.
   • "Induration is a measure of rock "strength" and is defined as the ratio of the measured frame modulus to the maximum frame modulus allowed by the Gassmann-Biot model." Spratt, R. S.; Goins, N. R. and Fitch, T. J. (1993) "Pseudo-shear — The analysis of AVO." Castagna, John P. and Backus, Milo M....

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