lignosulfonate

noun lig·no·sul·fo·nate \ ˌlig-nō-ˈsəl-fə-ˌnāt \

Definition of lignosulfonate

: any of various compounds produced from the spent sulfite liquor in the pulping of softwood in papermaking and used especially for binders and dispersing agents

First Known Use of lignosulfonate

1908

in the meaning defined above

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