acidus

Latin

Etymology

From aceō (“I am sour”) +‎ -idus.

Pronunciation

Adjective

acidus (feminine acida, neuter acidum, comparative acidior, superlative acidissimus); first/second-declension adjective

  1. sour, tart, acid, bitter
  2. (of sound) harsh, grating, rough, shrill
  3. (figuratively) disagreeable, unpleasant; sharp, keen, pungent; sharp-tongued

Declension

First/second-declension adjective.

Number Singular Plural
Case / Gender Masculine Feminine Neuter Masculine Feminine Neuter
Nominative acidus acida acidum acidī acidae acida
Genitive acidī acidae acidī acidōrum acidārum acidōrum
Dative acidō acidō acidīs
Accusative acidum acidam acidum acidōs acidās acida
Ablative acidō acidā acidō acidīs
Vocative acide acida acidum acidī acidae acida

Derived terms

Descendants
  • Catalan: àcid
  • Danish: acido
  • English: acid
  • French: acide
    • → Ottoman Turkish: آسید (asit)
    • → Romanian: acid
  • → Galician: ácido
  • Italian: acido
  • → Portuguese: ácido
  • Sardinian: axedu
  • Sicilian: àcitu
  • Spanish: ácido

References
  • “acidus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • “acidus”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • acidus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
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