[ sol-i-duhs ]
/ ˈsɒl ɪ dəs /
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noun, plural sol·i·di [sol-i-dahy]. /ˈsɒl ɪˌdaɪ/.

a gold coin of ancient Rome, introduced by Constantine and continued in the Byzantine Empire; bezant.
(in medieval Europe) a money of account equal to 12 denarii.Compare sol2.



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Origin of solidus

1350–1400; Middle English <Late Latin solidus (nummus) a solid (coin), a gold (coin)

Definition for solidus (2 of 2)

[ sol-i-duhs ]
/ ˈsɒl ɪ dəs /

noun Physical Chemistry.

(on a graph of temperature versus composition) the curve connecting the temperatures at which a solid solution is in equilibrium with its vapor and with the liquid solution, and therefore connecting melting temperatures of solid solutions.
Compare liquidus.

Origin of solidus

1900–05; <Latin: solid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

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British Dictionary definitions for solidus

/ (ˈsɒlɪdəs) /

noun plural -di (-ˌdaɪ)

a technical name for slash (def. 12)
a gold coin of the Byzantine empire

Word Origin for solidus

C14: from Late Latin solidus (nummus) a gold coin (from solidus solid); in Medieval Latin, solidus referred to a shilling and was indicated by a long s, which ultimately became the virgule
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for solidus

[ sŏlĭ-dəs ]

Plural solidi (sŏlĭ-dī′)

The maximum temperature at which all components of a mixture (such as an alloy) can be in a solid state. Above the solidus some or all of the mixture will be in a liquid state. See illustration at eutectic. Compare liquidus.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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