Definition of solidus in English:


Line breaks: sol|idus
Pronunciation: /ˈsɒlɪdəs

noun (plural solidi /-dʌɪ/)

  • 2 (also solidus curve) Chemistry A curve in a graph of the temperature and composition of a mixture, below which the substance is entirely solid.
    More example sentences
    • Although the values for the fluidus curve are identical within experimental error, the saturated lipids have a much higher degree of nonideality of mixing at the solidus curve.
    • The upper curve is the liquidus, the lower one the solidus; above the liquidus olivine is liquid, below the solidus it is solid, and between the two curves olivine and liquid coexist.
    • At temperatures between the solidus and the liquidus, an SORT phase, predominantly composed of octadecanol, coexists with a tetradecanol-enriched liquid phase.
  • 3 historical A gold coin of the later Roman Empire.
    [from Latin solidus (nummus)]
    More example sentences
    • This mysterious funerary currency was cast in China but is an attempt to replicate a silver coin in circulation in Bactria and Northern India between 100 B.C. and 100 A.D. that was in turn a copy of a Byzantine gold coin, the solidus.
    • He established a gold coinage of 72 solidi to the pound, but the other coinage continued to depreciate.
    • Yet another day in the decline of the Empire - and like the solidus and the denarius, the US dollar gets ‘clipped’ a little more each day.


Latin, literally 'solid'.

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Pronunciation: mɪˈlɔːd
used to address an English nobleman