liquidus

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noun

A line, in a phase diagram, above which a given substance is a stable liquid and below which solid and liquid are in equilibrium.

OriginLatin liquidus →
RareFirst used 1900Scrabble 18
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Meanings

nounliquidus (plural liquidi or liquiduses)

plural liquidi · plural liquiduses

  1. chemistryA line, in a phase diagram, above which a given substance is a stable liquid and below which solid and liquid are in equilibrium.First known use 1900

Origin

  1. Latinliquidus
  2. Englishliquidus

From Latin liquidus. Doublet of liquid.

More words from Latin

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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