See Also:

Scleroscope (iou) and pr. (iou)


Scleroscope (iou)



Scleroscope noun. Also scleroscope. E20.
[from SCLERO- + -SCOPE.]
An instrument for determining the hardness of a material by measuring the height of rebound of a small diamond-tipped hammer dropped on to the material from a standard height.
? Proprietary name in the US.

pr. (iou)



pr. abbreviation.
Pair.