Word.ws English Dictionary

geofoam

geofoam noun: expanded or extruded polystyrene manufactured into large lightweight blocks used to fill the void below a built structure.

Noun

geofoam (countable and uncountable, plural geofoams)

  1. Expanded or extruded polystyrene manufactured into large lightweight blocks used to fill the void below a built structure.

Forms of geofoam

pluralgeofoams

Origin of geofoam

From geo- + foam.

Questions about geofoam

What does geofoam mean?
Geofoam means expanded or extruded polystyrene manufactured into large lightweight blocks used to fill the void below a built structure.
What part of speech is geofoam?
Geofoam is a noun.
What is the plural of geofoam?
The plural of geofoam is geofoams.

Words near geofoam in the dictionary

  1. geofictionists
  2. geofinance
  3. geofluid
  4. geofluidic
  5. geofluids
  6. geofoam
  7. geofoams
  8. geoforensics
  9. geoform
  10. geoformation
  11. geoformational

Source and license

Adapted from Wiktionary: geofoam (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.

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