Definition of solidus in English:


nounplural noun solidi/ˈsäləˌdī/ /ˈsɑləˌdaɪ/

  • 1mainly British

    another term for slash (sense 2 of the noun)

    ‘This latter mark has a number of aliases, being known also as the solidus, oblique or virgule, among other names.’
    • ‘The virgule or solidus is also used in the following ways.’
  • 2

    (also solidus curve)
    A curve in a graph of the temperature and composition of a mixture, below which the substance is entirely solid.

    ‘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.’
    • ‘Solidification begins when the temperature drops below the liquidus; it is completed when the temperature reaches the solidus.’
    • ‘Beyond this, nothing can be said of their direction, except, of course, that they must connect liquidus to solidus.’
  • 3 historical A gold coin of the later Roman Empire.

    ‘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.’
    • ‘The old Roman coin the solidus was considered to be wholly reliable, and a soldier was one who was paid in solidi.’
    • ‘Long-distance monies of the pre-modern Mediterranean world included the Byzantine solidus from the fifth century onwards and the Muslim dinar from the eighth to the thirteenth centuries.’


    From Latin solidus (nummus).



/ˈsälədəs/ /ˈsɑlədəs/


Latin, literally ‘solid’.