LATIN DICTIONARYLexicon Latīnum
prefix

ab-

ab-

Meaning

  1. morphemefrom, away, away from
  2. morphemeoff
  3. morphemeat a distance
  4. morphemecompletely, thoroughly
  5. morphemeabsence of
  6. morphememore remote
  7. morphemeremoved by three generations
    abamita (“great-great-grandaunt”)
    abavia (“great-great-grandmother”)

Origins

From the preposition ab (“from, away from”).

Quick answers

What does ab- mean in Latin?
ab-, a prefix, means “from, away, away from; off; at a distance”.