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solidus1

[sol-i-duh s]
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noun, plural sol·i·di [sol-i-dahy] /ˈsɒl ɪˌdaɪ/.
  1. a gold coin of ancient Rome, introduced by Constantine and continued in the Byzantine Empire; bezant.
  2. (in medieval Europe) a money of account equal to 12 denarii.Compare sol2.
  3. virgule.
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Origin of solidus1

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

solidus2

[sol-i-duh s]
noun Physical Chemistry.
  1. (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.
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Compare liquidus.

Origin of solidus2

1900–05; < Latin: solid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for solidi

Historical Examples

  • If anyone kills a Roman tributarius, he shall pay 63 solidi.

    A Source Book for Mediaeval History

    Oliver J. Thatcher

  • The prévôt has 20 solidi of the fines which are levied, and 60 solidi of the escheats.

  • The rents from the inhabitants of Villeneuve, now worth 60 solidi.

  • This wittemon was regarded as the price paid for the parental authority (mundium) and amounted among the Saxons to 300 solidi.

  • The Ripuarians, the Bavarians, and the Alemanni preferred a money fine ranging from fifty to two hundred solidi.


British Dictionary definitions for solidi

solidus

noun plural -di (-ˌdaɪ)
  1. a technical name for slash (def. 12)
  2. a gold coin of the Byzantine empire
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Word Origin

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

Word Origin and History for solidi

solidus

n.

late 14c., plural solidi, used of both English shilling and Roman gold coin, from Late Latin solidus, an imperial Roman coin (worth about 25 denarii), from nummus solidus, literally "solid coin" (see solid (adj.)).

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Online Etymology Dictionary, © 2010 Douglas Harper

solidi in Science

solidus

[sŏlĭ-dəs]
Plural solidi (sŏlĭ-dī′)
  1. 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.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.