Word.ws English Dictionary

ulmin

ulmin noun: a brown amorphous substance found in decaying vegetation.

Noun

ulmin (countable and uncountable, plural ulmins)

  1. A brown amorphous substance found in decaying vegetation.
    • The biological features of perennial grasses involve the decomposition of their residues during the period of domination of anaerobic processes, capable of producing active humus (ulminic acid and ulmin).1966, NASA Technical Translation, page 10

Forms of ulmin

pluralulmins
alternative formulmine

Origin of ulmin

Latin ulmus (“elm”), + -in: compare French ulmine.

Questions about ulmin

What does ulmin mean?
Ulmin means a brown amorphous substance found in decaying vegetation.
What part of speech is ulmin?
Ulmin is a noun.
What is the plural of ulmin?
The plural of ulmin is ulmins.

Words near ulmin in the dictionary

  1. Ulmer's reed snakes
  2. Ulmerian
  3. Ulmers
  4. Ulmi
  5. ulmic
  6. ulmin
  7. ulmine
  8. ulmines
  9. ulminic
  10. ulminic acid
  11. ulmins

Source and license

Adapted from Wiktionary: ulmin (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “ulmin.” Word.ws, https://word.ws/ulmin. Based on Wiktionary, CC BY-SA 4.0.