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liquidus

[ lik-wi-duhs ]
/ ˈlɪk wɪ dəs /
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noun Physical Chemistry.
(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.
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Origin of liquidus

From Latin, dating back to 1900–05; see origin at liquid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

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Scientific definitions for liquidus

liquidus
[ lĭkwĭ-dəs ]

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. See illustration at eutectic. Compare solidus.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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