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[ 1 ] Quick Introduction.

[ 2 ] Word Building Reference: new icon   This is a great reference to help strengthen your understanding of medical terminology.   See how common medical terms are created using the various prefixes, suffixes, and root words.

[ 3 ]  Medical Terms – Singular versus plural rules

[ 4 ]  Medical Terminology Exams  new icon   Twenty new exams were created to test your knowledge of medical terminology.

[ 5 ]  Medical Terms – Prefixes, roots, suffixes (see links below)

Prefix: A prefix is placed at the beginning of a word to modify or change its meaning. Pre means “before.” Prefixes may also indicate a location, number, or time.
Root: central part of a word.
Suffix: The ending part of a word that modifies the meaning of the word.
Example: cholecystitis. Root = ‘cholecyst/o’ -Definition: gallbladder and the suffix is ‘itis’ – Definition: inflammation. Translation: inflammation of the gallbladder.

Alphabetical Listing of Med Terms

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Medical Terminology Reference [D]

dacry/o   tear
dacryoaden/o   tear gland 
dacryocyst/o   tear sac; lacriman sac 
dactyl/o   fingers; toes 
de-   lack of; down; less; removal of 
dem/o   people
dent/i   tooth
derm/o   skin
-derma   skin
dermat/o   skin
desicc/o   drying
-desis   to bind; tie together 
dextr/o   right 
dia-   complete; through 
diaphor/o   sweat
-dilation   widening; stretching; expanding 
dilat/o   to enlarge, expand
dipl/o   double
dips/o   thirst
dis-   apart, to separate 
dist/o   far; distant 
dolich/o   long 
dolor/o   pain 
dors/o   back (of body) 
dorsi-   back
-dote   to give 
-drome   to run 
duct/o   to lead; carry 
duoden/o   duodenum
dur/o   dura mater 
dynam/o   power, strength
-dynia   pain
dys-   bad: painful: difficult: abnormal 


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