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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

Med terms G- med term root list

Medical terminology is composed of a prefix, root word, and suffix. It is used to precisely describe the human body components, processes, illnesses, medical procedures, and pharmacology. Medical terminology is used in the field of medicine, and clinical settings. This section deals with all med terms beginning with the letter G, and features a med term root list along with prefixes and suffixes.

galact/o   milk
ganglion/o   ganglion; collection of nerve cell bodies
gastr/o   stomach
gel/o   to freeze, congeal
gemell/o   twins
-gen   substance that produces
-genesis   producing; forming
-genic   produced by or in
geni/o   chin
genit/o   reproduction
ge/o   earth, soil
ger/o   old age
geront/o   old age
gest/o   pregnancy
gester/o   pregnancy
gigant/o   huge
gingiv/o   gum
glauc/o   gray
gli/o   glial cells; neuroglial cells
-globin   protein
-globulin   protein
glomerul/o   glomerulus
gloss/o   tongue
gluc/o   glucose; sugar
glyc/o   glucose; sugar
glycogen/o   glycogen; animal starch v
glycos/o   glucose; sugar v
gnath/o   jaw
gnos/o   knowledge
gon/o   seed
gonad/o   sex glands
goni/o   angle
-grade   to go
-gram   record
granul/o   granule(s)
-graph   instrument for recording
graph/o   writing
-graphy   process of recording
gravid/o   pregnancy
-gravida   pregnant woman
gynec/o   woman; female
gyr/o   circle, spiral

Additional Resources

Check out the following resources to support your learning and understanding of roots, suffixes and prefixes in medical terminology:


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