Word.ws English Dictionary

engineer's blue

engineer's blue noun: a blue paste made from Prussian blue and some oily substance, used to verify the mating of components by rubbing a coated workpiece against the target surface to leave marks.

Noun

engineer's blue (uncountable)

  1. A blue paste made from Prussian blue and some oily substance, used to verify the mating of components by rubbing a coated workpiece against the target surface to leave marks.

Questions about engineer's blue

What does engineer's blue mean?
Engineer's blue means a blue paste made from Prussian blue and some oily substance, used to verify the mating of components by rubbing a coated workpiece against the target surface to leave marks.
What part of speech is engineer's blue?
Engineer's blue is a noun.

Words near engineer's blue in the dictionary

  1. engine-rich
  2. engined
  3. engineer
  4. engineer boot
  5. engineer boots
  6. engineer's blue
  7. engineer's chain
  8. engineer's chains
  9. engineer's disease
  10. engineer's scale
  11. engineer's scales

Source and license

Adapted from Wiktionary: engineer's blue (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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