Prefixes Flashcards
a- or an-
Without or lacking
Ab-
Away from
Ad-
Toward or adjacent to
Anti-
Against or opposed
Arthr-
Joint
Auto-
Self
Bi-
Two
Bio-
Life
Carcin-
Cancer or tumor
Cardio-
Heart
Cephal-
Head
Cerebro-
Brain
Chondr-
Cartilage
Circum-
Around or round about
Co-
With or together
Contra-
Against or opposing
Derm-
Skin
Di-
Two
Dys-
Difficult or abnormal
Ecto-
Outside or external
Endo-
Inside or within
Epi-
Upon or above
Erythro-
Red
Eu-
Well, good, or true
Ex-
Out or outside
Gluco-
Sweet or sugar
Hemi-
Half
Hepat-
Liver
Hist-
Tissue
Hydro-
Water or liquid
Hyper-
In excess
Hypo-
Below or under
Infra-
Beneath or under
Inter-
Between
Intra-
Within or inside
iso-
Equal
Leuko-
White
Macro-
Large
Melano-
Black
Micro-
Small
Mono-
One
Multi-
Many or multiple
Myo-
Muscle
Neo-
New
Nephro-
Kidney
Neuro-
Nerve
Oculo-
Eye
Odonto-
Tooth
Oligo-
Deficient or few
Opthalm-
Eye
Osteo-
Bone
Oto-
Ear
Para-
Alongside or beyond
Peri-
Around
Physio-
Related to nature, physical or physics
Pneumo-
Air or gas in relation to the lungs
Pod-
Foot
Poly-
Many or much
Post-
Behind or after
Pre- or pro-
Prior to or in front of
Pseudo-
False
Sacro-
Flesh
Semi-
Half or partially
Sclero-
Hard
Somato-
Body
Steno-
Narrow or close
Sub-
Below or under
Sym- or syn-
With or together
Tachy-
Fast or rapid
Trans-
Across or through
Viscer-
Pertaining to internal organs