Word.ws English Dictionary

solidus

UK/ˈsɒlɪdəs//ˈsɑlɪdəs/

solidus noun: a Roman ~23k gold coin introduced by Diocletian in AD 301 and called by that name, but reissued at a slightly lower weight by Constantine I.

solidus: a Roman ~23k gold coin introduced by Diocletian in AD 301 and called by that name, but reissued at...
Image: CNG, CC BY-SA 2.5, via Wikimedia Commons

Noun

solidus (plural solidi or soliduses)

  1. (historical) A Roman ~23k gold coin introduced by Diocletian in AD 301 and called by that name, but reissued at a slightly lower weight by Constantine I.
  2. (historical) Its successor Byzantine coins, from the eleventh century onward of progressively debased weight and purity.
  3. (historical, obsolete) Synonym of sol or sou: a Carolingian unit of account equivalent to a solidus of silver.
    Synonyms:
    sol, sou
  4. (historical, obsolete) Synonym of soldo: the silver coins of various Italian states.
    Synonyms:
    soldo
  5. (historical, obsolete) Synonym of shilling: an English unit of account and, following the Tudor dynasty, silver coin.
    Synonyms:
    shilling
  6. (historical) The weight of the Roman gold coin, 1/60 of a Roman pound under Diocletian or 1/72 lb. (about 4.5 grams) after Constantine.
  7. (historical) A medieval French weight, 1/20 of the Carolingian pound.
  8. Synonym of slash ⟨/⟩, originally (UK) in its use as the shilling mark and now its formal designation by the ISO and Unicode.
    Synonyms:
    slash, originally
  9. The formal name of the oblique strikethrough overlay (as in A̷ and B̸) in Unicode.
  10. The division line between the numerator and the denominator of a fraction, whether horizontal or oblique.
  11. The line in a phase diagram marking the temperatures and pressures below which a given substance is a stable solid.

solidus meaning in Tamil

solidus in Tamil

திண்மமான

Synonyms of solidus

All synonyms of solidus

Forms of solidus

pluralsolidi
pluralsoliduses

Plural of solidus: solidi or soliduses

Origin of solidus

From Middle English solidus, from classical Latin solidus (“solid”), see below. Doublet of sol, sold, soldo, solid, sou, and xu. In numismatic and weight senses, via medieval Latin solidus (“various coins”), from Late Latin solidus (“a gold coin of the Roman Empire”). In chemical sense, via German Solidus, coined by H.W.B. Roozeboom in his 1899 Zeitschrift für Physikalische Chemie, Stöchiometrie, und Verwandtschaftslehre (XXX, page 387). In typography, from the shilling mark originally being an abbreviation (a long s ⟨ſ⟩), of Medieval Latin solidus meaning shilling.

Words formed from solidus

Questions about solidus

What does solidus mean?
Solidus means a Roman ~23k gold coin introduced by Diocletian in AD 301 and called by that name, but reissued at a slightly lower weight by Constantine I.
What is solidus in Tamil?
Solidus in Tamil is திண்மமான. See Solidus meaning in Tamil.
What part of speech is solidus?
Solidus is a noun.
How do you pronounce solidus?
Solidus is pronounced /ˈsɑlɪdəs/ (US).
What is the plural of solidus?
The plural of solidus is solidi.

Words near solidus in the dictionary

  1. solidums
  2. solidungular
  3. solidungulate
  4. solidungulates
  5. solidungulous
  6. solidus
  7. soliduses
  8. Solie
  9. solieriaceous
  10. Solies
  11. solifaction

Source and license

Adapted from Wiktionary: solidus (page history and authors); solidus (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Wodencafe-solidus.wav.

Cite this entry: “solidus.” Word.ws, https://word.ws/solidus. Based on Wiktionary, CC BY-SA 4.0.