Sclerometer
noun
1.
any instrument for determining with precision the degree of hardness of a substance, especially a mineral, as by measuring the pressure necessary to pierce or scratch it.
noun
1.
an instrument that determines the hardness of a mineral or metal by means of a diamond point
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adjective 1. Also, sclerophyllous [skleer-uh-fil-uh s] /ˌsklɪər əˈfɪl əs/ (Show IPA). of, relating to, or exhibiting sclerophylly. noun 2. a plant exhibiting sclerophylly. noun 1. a woody plant with small leathery evergreen leaves that is the dominant plant form in certain hot dry areas, esp the Mediterranean region
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adjective 1. Also, sclerophyllous [skleer-uh-fil-uh s] /ˌsklɪər əˈfɪl əs/ (Show IPA). of, relating to, or exhibiting sclerophylly. noun 2. a plant exhibiting sclerophylly. noun 1. a woody plant with small leathery evergreen leaves that is the dominant plant form in certain hot dry areas, esp the Mediterranean region