Definition of nigre in English:

nigre

(also niger)

noun ˈnʌɪɡə

Soap-making

A dark-coloured solution of soap and impurities (colouring material, alkali, etc.) which settles out from the pure soap during the final stage of the manufacturing process.

Mid 19th century; earliest use found in Andrew Ure (1778–1857), chemist. Apparently from classical Latin nigr-, niger black.

(also niger)

nounˈnʌɪɡə

Soap-making

A dark-coloured solution of soap and impurities (colouring material, alkali, etc.) which settles out from the pure soap during the final stage of the manufacturing process.

Mid 19th century; earliest use found in Andrew Ure (1778–1857), chemist. Apparently from classical Latin nigr-, niger black.

词汇	nigre
释义	Definition of nigre in English: nigre (also niger) noun ˈnʌɪɡə Soap-making A dark-coloured solution of soap and impurities (colouring material, alkali, etc.) which settles out from the pure soap during the final stage of the manufacturing process. Origin Mid 19th century; earliest use found in Andrew Ure (1778–1857), chemist. Apparently from classical Latin nigr-, niger black. Definition of nigre in US English: nigre (also niger) nounˈnʌɪɡə Soap-making A dark-coloured solution of soap and impurities (colouring material, alkali, etc.) which settles out from the pure soap during the final stage of the manufacturing process. Origin Mid 19th century; earliest use found in Andrew Ure (1778–1857), chemist. Apparently from classical Latin nigr-, niger black.
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