Old French ambre gris (“grey amber”). Though the term was initially spaced as two words, single-word forms predominated by the 19th century. In the 17th century, folk etymologies interpreting the term as amber grease or amber [of] Greece enjoyed some popularity.
- (uncountable) A solid, waxy, flammable substance of a dull grey or blackish color, produced in the intestines of the sperm whale. It is used in perfumes.
- ^ Mark Morton, Cupboard Love 2: A Dictionary of Culinary Curiosities