Terminology: Prefixes for Disease or Conditions

A or An-

Without or no

Anti-

Against

Brady-

Abnormally slow

Contra-

Against, opposed

De-

Remove, take away, loss of

Dia-

Through, apart, across, between

Dis-

Reversal, separation

Dys-

Difficult, painful, bad

Epi-

Above

Hyper-

Excessive, abnormally high

Hypo-

Insufficient, abnormally low

Mal-

Bad, poor

Path/o-

Disease

Poly-

Many, much, multiple

Py-

Pus

Tachy-

Abnormally rapid