Med Term Prefixes

Front 1

Anti-

Back 1

Against, opposite of

Front 2

Brady-

Back 2

Slow

Front 3

Endo-

Back 3

Within

Front 4

Epi-

Back 4

Upon, over, above, on top

Front 5

Neo-

Back 5

New

Front 6

Pre-

Back 6

To come before

Front 7

A-

Back 7

Without absence of

Front 8

Ab-

Back 8

Away from

Front 9

Bi

Back 9

Two

Front 10

Endo-

Back 10

Within

Front 11

Hyper

Back 11

Excessive, abnormally high, above

Front 12

Hypo-

Back 12

Deficient, abnormally low, below

Front 13

Intra-

Back 13

Within

Front 14

Post-

Back 14

To follow after

Front 15

Pre-

Back 15

To come before

Front 16

Sub-

Back 16

Under, beneath, below

Front 17

Contra-

Back 17

Counter or against

Front 18

Con-

Back 18

With, together, jointly

Front 19

Meta

Back 19

After or change

Front 20

Ambi-

Back 20

Both

Front 21

Di-

Back 21

Double

Front 22

Dipl-

Back 22

Double

Front 23

Hemi

Back 23

One

Front 24

Mono-

Back 24

One

Front 25

Multi-

Back 25

Many

Front 26

Nulli-

Back 26

None

Front 27

Pan-

Back 27

All

Front 28

Poly

Back 28

Excessive, many

Front 29

Primi-

Back 29

First

Front 30

Quadri-

Back 30

Four

Front 31

Semi-

Back 31

Half, partial

Front 32

Ab-

Back 32

Away from

Front 33

Ad-

Back 33

Toward

Front 34

Ana-

Back 34

Up toward

Front 35

Ante-

Back 35

Before

Front 36

Dia-

Back 36

Through

Front 37

Dis-

Back 37

Apart or away

Front 38

Ec-

Back 38

Outside or out

Front 39

Ecto-

Back 39

Outside or out

Front 40

Endo

Back 40

Within

Front 41

Ep-

Back 41

Upon, over, above, on top

Front 42

Epi-

Back 42

Upon, over, above, or on top

Front 43

Eso-

Back 43

Inward

Front 44

Ex-

Back 44

Outside, away from

Front 45

Exo-

Back 45

Outside

Front 46

Extra-

Back 46

Outside

Front 47

Infer-

Back 47

Below

Front 48

Inter-

Back 48

Between

Front 49

Intra

Back 49

Within

Front 50

Para-

Back 50

Alongside, abnormal

Front 51

Peri-

Back 51

Around

Front 52

Post-

Back 52

To follow after

Front 53

Sub-

Back 53

Below

Front 54

Super-

Back 54

Above

Front 55

Supra-

Back 55

Above

Front 56

Sym-

Back 56

Together, joined

Front 57

Syn-

Back 57

Together, joined

Front 58

An-

Back 58

Without, absence of

Front 59

Circum-

Back 59

Around

Front 60

Dys-

Back 60

Bad, abnormal, painful, difficult

Front 61

Eu-

Back 61

Normal, good

Front 62

Heter-

Back 62

Different

Front 63

Hetero-

Back 63

Different

Front 64

Macro

Back 64

Large

Front 65

Mal-

Back 65

Bad

Front 66

Mega-

Back 66

Large

Front 67

Megalo-

Back 67

Large

Front 68

Micro-

Back 68

Small

Front 69

Pseudo-

Back 69

False

Front 70

Tachy-

Back 70

Rapid, fast

Front 71

Trans-

Back 71

Through, across, beyond

Front 72

Ultra-

Back 72

Beyond normal