Prefix Power
Root of the Matter
Name that Term
Decode the Diagnosis
Medical-ish Nonsense
100

This prefix means above normal or excessive.

hyper-

100

This combining form means heart.

cardi/o

100

Pain in one or more muscles.

myalgia

100

gastritis

an inflammation of the stomach or stomach lining

100

tachydermatitis

rapid skin inflammation

200

This prefix means slow.

brady-

200

This combining form means bone.

oste/o

200

Inflammation of the skin

dermatitis

200

arthritis

inflammation of one or more joints

200
hyperostealgia

excessive bone pain

300

This prefix means around or surrounding.

peri-

300

This combining form means nerve or nervous system.

neur/o

300

Enlargement of the heart.

cardiomegaly

300

bradycardia

a heart rate that is slower than expected

300

perimyopathy

a disease or disorder around a muscle

400

This prefix can mean difficult, painful, abnormal, or disordered.

dys-

400

Either of these related combining forms can mean skin.

derm/o or dermat/o

400

Disease, damage, or dysfunction affecting one or more nerves.

neuropathy

400

osteotomy

a surgical procedure in which a bone is cut

400

hypocardiomegaly

below normal heart enlargement

500
These two related prefix forms mean without, not, or lacking.

a- and an-

500

Either of these related combining forms can mean blood.

hem/o or hemat/o

500

An abnormally low level of glucose in the blood.

hypoglycemia

500

pericarditis

inflammation of the pericardium, the sac around the heart

500

dysgastrectomy

difficult or abnormal surgical removal of the stomach