Medical Terminology (U1)

Word Root

Use a word root when:

Joining a word root to another word root

or

Joining a word root to a suffix beginning with a vowel

The word root + vowel

e.g Therm/o

Use combining form when:

Adding word root to another word root

or 

Adding word root to a suffix beginning with a consonant

A word root + word root

or 

Word root + suffix

adj

n

L

Gr

pl

v

s