'Sclerometer' definitions:
Definition of 'sclerometer'
From: WordNet
noun
A measuring instrument that measures the hardness of materials by penetrating them with a stylus that has a diamond point
Definition of 'Sclerometer'
From: GCIDE
- Sclerometer \Scle*rom"e*ter\, n. [Gr. sklhro`s hard + -meter.] An instrument for determining with accuracy the degree of hardness of a mineral. [1913 Webster]