Knoop scale

[ noop ]

noun
  1. a scale of hardness based on the indentation made in the material to be tested by a diamond point.

Origin of Knoop scale

1
Named after F. Knoop, 20th-century American chemist

Words Nearby Knoop scale

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023