Word.ws English Dictionary

groundmass

groundmass noun: the matrix of fine-grained crystalline material in which larger crystals are embedded.

Noun

groundmass (plural groundmasses)

  1. The matrix of fine-grained crystalline material in which larger crystals are embedded.

Forms of groundmass

pluralgroundmasses

Origin of groundmass

From ground + mass.

Questions about groundmass

What does groundmass mean?
Groundmass means the matrix of fine-grained crystalline material in which larger crystals are embedded.
What part of speech is groundmass?
Groundmass is a noun.
What is the plural of groundmass?
The plural of groundmass is groundmasses.

Words near groundmass in the dictionary

  1. groundlings
  2. groundlubber
  3. groundlubbers
  4. groundly
  5. groundman
  6. groundmass
  7. groundmasses
  8. groundmen
  9. groundmist
  10. groundmists
  11. groundnut

Source and license

Adapted from Wiktionary: groundmass (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: “groundmass.” Word.ws, https://word.ws/groundmass. Based on Wiktionary, CC BY-SA 4.0.