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Medical terminology is composed of a prefix, root word, and suffix:
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.
Additional resources:   [Intro to med terms] [Med terms rules] [Med term reference] [Word building reference]  [Practice Exams]

Alphabetical Listing of Med Terms

a b c d e f g h i j k l m
n o p q r s t u v w x y z

Medical Terminology Reference – N

narc/o   numbness; stupor; sleep
nas/o   nose
nat/i   birth
natr/o   sodium
necr/o   death
nect/o   to bind, tie, connect
neo-   new
nephr/o   kidney
neur/o   nerve
neutr/o   neither; neutral; neutrophil
nid/o   nest
nine   noni-
noci-   to cause harm, injury or pain
noct/o   night
nod/o   knot
-noia   mind, will
nom/o   custom, law
nomen-   name
norm/o   rule; order
nos/o   disease
nucle/o   nucleus
nulli-   none
nutri/o, nutrit/o   to nourish
nyct/o   night

For a quick overview and tutorial on medical terminology, check out our Introduction to Medical Terminology.


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