liquidus

[ lik-wi-duhs ]

noun

, Physical Chemistry.

1. (on a graph of temperature versus composition) the curve connecting the temperatures at which a liquid solution is in equilibrium with its vapor and with the solid solution.

liquidus

/ lĭk′wĭ-dəs /

1. The minimum temperature at which all components of a mixture (such as an alloy) can be in a liquid state. Below the liquidus the mixture will be partly or entirely solid.
2. See illustration at eutecticCompare solidus

Word History and Origins

Origin of liquidus¹

From Latin, dating back to 1900–05; liquid

Example Sentences

I suck the liquid air: I inhale the upper air,—the æther liquidus of the poets.

From Project Gutenberg

These curves are also called the "liquidus" and the "solidus" curve respectively.

From Project Gutenberg