ligninsulfonate

noun

lig·​nin·​sul·​fo·​nate ¦lig-nən-¦səl-fə-ˌnāt 

variants or lignosulfonate

¦lig-nō-¦səl-fə-ˌnāt 

: a salt of a ligninsulfonic acid

Word History

Etymology

lignin or lign- + sulphonate

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