COMMON ROOT WORDS Hyper Above, excessive, over
ROOT WORD DEFINITION Hypo Little, below, less
Aden Glan Inter Between
Oma Tumor Intra Within
Aer Air, oxygen Macro Large
Arthr Joint Micro Small
Blephar Eyelid Mono One/single
Card Heart Uni One/single
Cephal Head Post After
Cerv Neck Pre Before
Cheil/chil Lip Pro Before, moving, forward
Chir Hand Retro Backward/behind
Chol Gall bladder/bile Sub Below, inferior, under
Cost Ribs Above, more than,
Super
Chondr Cartilage superior
Cyst Urinary bladder Above, more than,
Supra
superior
Cyt Cell
Ante Before
Dactyl Fingers
Anti Against
Derm Skin
Auto Self
Encephal Brain
Bi Two, double, twin
Enter Intestine
Brachy Short
Gastr Stomach
Brady Slow
Hem/hema Blood
Co/con Together
Hepat Liver
Contra Against/opposite
Hyster Uterus
Dis Separate
Ile Ileum (large intestine)
Ec Outside/outer
Ili Ilium (pelvic bone)
Ecto Outside/outer
Lip Fat
Exo Outside
Lith Stone
Extra Outside
Mening Membrane (meninges)
Ex Away from/out
Metr Uterus
Epi Over/in addition to
Myel Marrow
Em/en Going in
Nephr Kidney
Hemi Half
Opthalm Eyes
Infra Below/underneath
Pneum Lungs
Iso The same, equal
Proct Rectum/anus
Mal Bad/inadequate
Psych Mind
Mega Large
Pyel Pelvis
Pylorus/stomach Medo Middle
Pylor
passageway Meta After
Spondyl Vertebra Multi Many/several
Trachel Neck Para Beside
Viscer Organs Poly Many
Quadri Four
COMMON PREFIXES
Re Again
PREFIX DEFINITION
Semi Half
A Absence
Sym/syn Together
Ab Away
Tachy Fast
Ad Towards
Ultra Beyond/excessive
An Absence/without
Tri Three
Circum Around, moving around
Eu Good, normal
Peri Around, surrounding
Dia Through
Dys Abnormal, difficulty
Trans Across/cross through
Diplo Twice, double, twin
ROOT WORD DEFINITION Hypo Little, below, less
Aden Glan Inter Between
Oma Tumor Intra Within
Aer Air, oxygen Macro Large
Arthr Joint Micro Small
Blephar Eyelid Mono One/single
Card Heart Uni One/single
Cephal Head Post After
Cerv Neck Pre Before
Cheil/chil Lip Pro Before, moving, forward
Chir Hand Retro Backward/behind
Chol Gall bladder/bile Sub Below, inferior, under
Cost Ribs Above, more than,
Super
Chondr Cartilage superior
Cyst Urinary bladder Above, more than,
Supra
superior
Cyt Cell
Ante Before
Dactyl Fingers
Anti Against
Derm Skin
Auto Self
Encephal Brain
Bi Two, double, twin
Enter Intestine
Brachy Short
Gastr Stomach
Brady Slow
Hem/hema Blood
Co/con Together
Hepat Liver
Contra Against/opposite
Hyster Uterus
Dis Separate
Ile Ileum (large intestine)
Ec Outside/outer
Ili Ilium (pelvic bone)
Ecto Outside/outer
Lip Fat
Exo Outside
Lith Stone
Extra Outside
Mening Membrane (meninges)
Ex Away from/out
Metr Uterus
Epi Over/in addition to
Myel Marrow
Em/en Going in
Nephr Kidney
Hemi Half
Opthalm Eyes
Infra Below/underneath
Pneum Lungs
Iso The same, equal
Proct Rectum/anus
Mal Bad/inadequate
Psych Mind
Mega Large
Pyel Pelvis
Pylorus/stomach Medo Middle
Pylor
passageway Meta After
Spondyl Vertebra Multi Many/several
Trachel Neck Para Beside
Viscer Organs Poly Many
Quadri Four
COMMON PREFIXES
Re Again
PREFIX DEFINITION
Semi Half
A Absence
Sym/syn Together
Ab Away
Tachy Fast
Ad Towards
Ultra Beyond/excessive
An Absence/without
Tri Three
Circum Around, moving around
Eu Good, normal
Peri Around, surrounding
Dia Through
Dys Abnormal, difficulty
Trans Across/cross through
Diplo Twice, double, twin
