anti-

Medical Prefix
anti-

anti- means against (from the Greek).

What does anti- mean?

The prefix anti- means "against". It is used to build many medical terms, and comes from the Greek.

Example words using anti-

WordMeaning
antibioticagainst microbes
anticoagulantprevents clotting

Related word parts

contra- · a-

← Browse all word parts

Study reference only — not medical advice. Always consult qualified sources for clinical decisions.