Med Term Root Words Ch. 1

Aden/o

gland. As in adenoma which means tumor of a gland

Arthr/o

joint. As in arthritis which means inflammation of a joint

Bi/o

life. As in biology which means study of life

Carcin/o

cancer

Cardi/o

heart. As in cardiology which means study of the heart

Cephal/o

head. As in cephalic which means pertaining to the head

Cerebr/o

cerebrum (largest part of the brain). As in cerebral which means pertaining to the cerebrum

Cis/o

to cut. As in incision which means process of cutting into

Crin/o

to secrete (to form and give off). As in endocrine which means secreting internally

Cyst/o

urinary bladder; a sac or a cyst. As in cystoscopy which means visual examination of the urinary bladder

Cyt/o

cell. As in cytology which means study of cells

Derm/o

skin. As in dermatitis which means inflammation of the skin

Dermat/o

skin. As in dermatology which means study of the skin

Electr/o

electricity. As in electrocardiogram which means record of the electricity in the heart

Encephal/o

brain. As in electroencephalogram which means record of the electricity in the brain

Enter/o

intestines (usually the small intestine). As in enteritis which means inflammation of the intestines

Erythr/o

red. As in erythrocyte which means red blood cell

Gastr/o

stomach. As in gastrectomy which means excision or removal of the stomach

Glyc/o

sugar. As in hyperglycemia which means high blood sugar

Gnos/o

knowledge. As in diagnosis which means state of complete knowledge

Gynec/o

woman

Hemat/o

blood. As in hematology which means study of blood

Hem/o

blood. As in hematoma which means mass of blood

Hepat/o

liver. As in hepatitis which means inflammation of the liver

Iatr/o

treatment

Leuk/o

white. As in leukocyte which means white blood cell

Log/o

study of. As in dermatology which means study of the skin

Nephr/o

kidney. As in nephritis which means inflammation of the kidney

Neur/o

nerve. As in neurology which means study of nerves

Onc/o

tumor. As in oncology which means study of tumors

Ophthalm/o

eye. As in ophthalmoscope which means instrument to visually examine the eye

Oste/o

bone. As in osteitis which means inflammation of a bone

Path/o

disease. As in pathology which means study of disease

Ped/o

child. As in pediatric which means pertaining to treatment of a child

Psych/o

mind. As in psychiatry which means treatment of the mind

Radi/o

x-rays. As in radiology which means study of x-rays

Ren/o

kidney. As in renal which means pertaining to the kidney

Rhin/o

nose. As in rhinitis which means inflammation of the nose

Sarc/o

flesh. As in sarcoma which means tumor of flesh

Sect/o

to cut. As in resection which means process of cutting back

Thromb/o

clot

Ur/o

urinary tract