Abbreviations
suffix
Prefix
Root words
Definitions
100

Q.I.D

four times a day

100

-logy

study of

100

What is the opposite of tachy-

brady/slow

100

derm/o

skin

100

What medical term means "toward the front"?

anterior

200

electrocardiogram

EKG

200

-spasm

contraction

200

What is the meaning for dys-?

painful;difficult

200

ot/o

ear

200

p.o

By mouth

300

AMB

ambulatory

300

what is the meaning for -tomy?

Process of cutting

300

bi- and di-

two;twice

300

thorac/o

chest

300

circumduction

movement of the joint in a circular motion

400

What is the meaning for CPR?

Cardiopulmonary Resuscitation

400

-algia

pain

400

pre-

Before; in front of

400

nas/o, rhino/o

nose

400

If a body part is closer to the feet than to the head, it is referred to as ______?

Inferior

500

Myocardial infraction

MI

500

-emia

Blood condition

500

mal-

bad, poor

500

ocul/o, ophthalm/o

eye
500

describing movement and directional terms

anatomical position