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Meaning of engineer's blue | Babel Free

Noun CEFR B2

Definitions

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.

uncountable

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

engineer's chain engineer's disease engineer's scale engineerability Engineered engineered spaceship

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