LATIN DICTIONARYLexicon Latīnum
suffixfirst/second-declension suffix

-idus

-idus (feminine -ida, neuter -idum)
Classical[ɪ.dʊs]Ecclesiastical[i.dus]

Meaning

  1. morphemesuffixtending to

Origins

From Proto-Italic *-iðos, from Proto-Indo-European *-dʰh₁-os, a thematized formation from *dʰeh₁- (“to put, place”), originally attached to i-stems.

Descendants
  • English-id
  • French-ide
  • Italian-ido
  • Portuguese-ido
  • Romanian-ed
  • Romanian-id
  • Spanish-ido
  • Sicilian-itu

Quick answers

What does -idus mean in Latin?
-idus, a suffix, means “tending to”.
How do you pronounce -idus?
In classical Latin, [ɪ.dʊs]; in ecclesiastical (church) Latin, [i.dus].