Prefix
suffix
combining form
medical term
Abbreviations
100

Ad

what is to or towards

100

logy

What is study of?

100

neur/o

What is nerve?

100

hysterectomy 

What is the surgical removal of the uterus?

100

a.c.

what is before meals?

200

append

What is to hang something

200

oma

what is tumor or swelling?

200

gastr/o

what is stomach?

200

pericarditis

What is inflammation around the heart?

200

Dx

what is diagnosis?

300

poly

what is many

300

centesis

What is surgical puncture?

300

cyan/o

what is blue?

300

bradycardia

What is slow heart rate?

300

BRP

what is bathroom privileges?

400

ultra

What is beyond or excess?

400

glia

What is glue? 

400

my/o

what is muscle?

400

hyperthyroidism

what is a hyperactive thyroid?

400

PRN

what is as needed?

500

infra

What is beneath or below?

500
sclerosis

What is hardening?

500

myel/o

what is spinal cord or bone marrow?

500

arteriomalacia

what is a softening of the artery?

500

NPO

what is nothing by mouth?