lignin sulfonate

noun Chemistry.

a brown powder consisting of a sulfonate salt made from waste liquor of the sulfate pulping process of soft wood: used in concrete, leather tanning, as an additive in oil-well drilling mud, and as a source of vanillin.

Nearby words

  1. ligni-,
  2. lignicolous,
  3. ligniform,
  4. lignify,
  5. lignin,
  6. lignite,
  7. lignitic,
  8. lignivorous,
  9. ligno-,
  10. lignocaine

Also called lig·no·sul·fo·nate [lig-nuh-suhl-fuh-neyt] /ˌlɪg nəˈsʌl fəˌneɪt/. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019