underfilling

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noun

The underneath structure of a building.

Scrabble 17
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Meanings

underfilling1

verb
  1. gerundparticiplepresentpresent participle and gerund of underfill

underfilling2

noununderfilling (plural underfillings)

plural underfillings

  1. The underneath structure of a building.

Origin

underfilling · verb

See the etymology of the corresponding lemma form.

Full word history & related roots →

underfilling · noun

From under- + filling.

Full word history & related roots →
Cite this entry
APA

underfilling. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/underfilling

MLA

“underfilling.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/underfilling. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “underfilling,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/underfilling.

Source: underfilling on Wiktionary, CC BY-SA 4.0.