from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A complex polymer, the chief noncarbohydrate constituent of wood, that binds to cellulose fibers and hardens and strengthens the cell walls of plants.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A complex non-carbohydrate aromatic polymer present in all wood.

from the GNU version of the Collaborative International Dictionary of English

  • n. A substance characterizing wood cells and differing from cellulose in its conduct with certain chemical reagents.

from The Century Dictionary and Cyclopedia

  • n. An organic substance which forms the characteristic part of wood-cells, bast-cells, and all woody fibers, making the greater part of the weight of most dry wood.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a complex polymer; the chief constituent of wood other than carbohydrates; binds to cellulose fibers to harden and strengthen cell walls of plants


Sorry, no etymologies found.


  • Brown midrib corn (BMR) is lower in lignin content (about half of normal corn silage), and 6 to 8 percentage units higher in total plant digestibility.

    “Going Up the Corn Crib” | clusterflock

  • But NAT treats it with an enzyme that breaks down some of the rigid materials, known as "lignin," that cause linen to wrinkle.

    Hemmed In by Cotton, Hanes Eases Into Flax

  • Bushong said Poet has technology to reuse water and acids in the plant, and to produce methane, or natural gas, from leftover plant residue called lignin to power the new plant and the existing one. rss feed

  • A solid component of woody biomass called lignin remains and is burned to provide energy for the process.

    NYT > Home Page

  • The long chain sugars are the steel rods, and embedded in lignin, which is the glue that sticks it together.

    FWi - All News

  • According to Hinchee, ArborGen is exploring ways to reduce the amount of a substance called lignin in its trees, making them easier to process and turn into biofuel. News

  • The research team found that forests with greater numbers of invasive earthworms tend to have litter and soil organic matter enriched in the plant material lignin, which is typically harder for bacteria to decompose, said Purdue biogeochemist Timothy Filley.

    Earth News, Earth Science, Energy Technology, Environment News

  • This evaluation shall include a review of unnecessary brightness and stock clause provisions, such as lignin content and chemical pulp requirements.

    Executive Order 13101 On Government Waste Prevention

  • Chevron spokesman Russell Johnson told the Valley News that the byproduct, called "lignin," is being studied for its potential use as a high-performance fuel replacement for petroleum. local, state, business and sports news

  • "Moreover the company said that it can use a byproduct called lignin as fuel and that it would provide all the energy needed for the cellulosic plant as well as 80 percent of the energy that would be needed by a conventional corn-based distillery making twice the amount of ethanol.


Log in or sign up to get involved in the conversation. It's quick and easy.