defectoscope means any of various devices for testing materials for defects or irregularities that are not visible to the naked eye. Lexicurio rates it Sui generis — a strength score of 99 out of 100.
Etymology
From defect + -o- + -scope.
noun
- Any of various devices for testing materials for defects or irregularities that are not visible to the naked eye.“The gamma defectoscope must have a sign indicating the type and intesnsity of the gamma source, and there must be a lock and key so that the source can be locked up, the aim being that the radioisotope should not be handled by irresponsible persons;”