Anatomy and Physiology word prefixes.

A-, An-

Without, lack of, deficit, as in anoxia.

Ab-,

Away from, from, as in abduction.

Ad-

To, near, towards, as in adduction.

Alb-

White, as in albino.

Alveol-

Cavity, Socket, as in alveoli.

Ambi-

both sides, as in ambidextrous.

Andro-

Male, as in androgen.

Ankylo-

Bent, Fused, as in ankylosis

Ante-

Before, as in antepartun.

Anti-

Against, as in anticoagulant.

Basi-

Base, Foundation, as in basal ganglia.

Bi-

Two, Double, as in biceps.

Bili-

Bile, Gall, as in biliary duct.

Brady-

Slow, as in bradycardia.

Cata-

Down, Lower, Under, Against, as in catabolize.

Circum-

Around, as in circumcize.

Cirrh-

Yellow, as in Cirrhosis.

Co-, Con-, Com-

With, Together, as in congental defect.

Contra-

Against, Opposite, as in contraindiction.

Crypt-

Hidden, Concealed, as in cryptorchidism.

Cyano-

Blue, as in cyanosis.

De-

Down, From, as in decay.

Demi-, Hemi-

Half, as in hemisphere.

Di-, Diplo-

Two, as in diploid.

Di-, Diplo-

Two, as in diploid.

Dis-

Seperation, Apart, Away from, as in disjunction.

Dys-

Painful, Dificult, as in dysuria.

E-, Ec-, Ex-

Out from, Out of, as in extopic pregnancy.

Ecto-, Exo-

Outside, as in exoskeleton.

Endo-

Inside, as in endoscopy.

Epi-

Upon, On, Above, as in epidermis.

Eu-

Well, as in eupnea.

Exo-

Out, Away, From, as in exocrine.

Extra-

Outside, Beyond, In addition to, as in extracellular.

Fore-

Before, In front of, as in forehead.

Gen-

Originate, Produce, From, as in genetics.

Gingiv-

Gums, as in gingivitis.

Hemi-

Half, as in hemisphere.

Hetero-

Other, Diferent, as in heterogeneous.

Homeo-, Homo-

Unchanging, The same, Steady, as in homeostasis.

Hyper-

Beyond, Excessive, as in hyperglycemia.

Hypo-

Under, Below, Deficient, as in hypothermic.

Ido-

Self, One's own, as in idiopathic disease.

In-, Im-

In, Inside, Not, as in incontinent.

Infra-

Beneath, as in infraorbital foramen.

Inter-

Among, Between, as in interstitial.

Intra-

Within, Inside, as in intracellular.

Iso-

Equal, Like, as in isotonic.

Later-

Side, as in lateral.

Lepto-

Small, Slender, Thin, as in leptodermic.

Macro-

Large, Great, as in macrophage.

Mal-

Bad, Abnormal, as in malnutrition.

Medi-, Meso-

Middle, as in medial.

Mega-, Megalo-

Great, Large, as in megalomania.

Melan-

Black, as in melanocyte.

Meta-

After, Beyond, as in metacarpals.

Micro-

Small, as in microtome.

Momo-

One as in momcular.

Neo-

New, as in neonatal.

Noct-

Night, as in nocturnal.

Null-

None, as in nullopara.

Nyct-

Night, as in nyctalopia.

Oligo-

Small, Deflictent, as in oliguria.

Ortho-

Staight, Nomal, as in orthodontist.

Pan-

All, as in pandemic.

Para-

Near, Beyond, Apart from, as in paramedic.

Per-

Through, as in percutaneous.

Peri-

Around, as in pericardium.

Poly-

Much, Many, as in polycythemia.

Post-

After, Beyond, as in postpartum.

Pre-, Pro-

Before, In front of, as in prenatal.

Prim-

First, as in primary.

Proto-

First, as in prototype.

Pseudo-

False, as in pseudonym.

Retro-

Backward, Located behind, as in retroperitoneal.

Reticulo-

Network, as in endoplasmic reticulum.

Schizo-

Split, Divide, as in schizophrenia.

Sub-

Under, Beneath, Below, as in submucosa.

Super-

Above, Beyond, as in superficial.

Supra-

Above, Over, as in suprarenal.

Sym-, Syn-

With, Together, Jointed, as in symphysis.

Tachy-

Rapid, as in tachycardia.

Tetra-, Quadra-

Four, as in tetralogy.

Trans-

Across, Through, Beyond, as in active transport.

Tri-

Three, as in trigone.