Root Words
|
Meaning
|
Example
|
A
| ||
Abdomin
|
abdomen
|
abdominal
|
Acanth
|
thorny, spiny
|
acanthaceous
|
Acetabul
|
acetabulum (hip socket)
|
acetabulum
|
Acou
|
hearing
|
acoustic
|
Acr
|
extremities; height
|
acral
|
Actin
|
ray; radius
|
actinic
|
Aden
|
gland
|
adenocarcinoma
|
Adenoid
|
adenoids
|
adenoiditis
|
Adren
|
adrenal gland
|
adrenal
|
Adrenal
|
adrenal gland
|
adrenalectomy
|
Aer
|
air; gas
|
aerate
|
Albumin
|
albumin
|
albuminaturia
|
Algesi
|
pain
|
analgesia
|
Alveoli
|
alveolus
|
alveolitis
|
Ambly
|
dull; dim
|
amblyopia
|
Amni
|
amnion
|
amniocele
|
Amnion
|
amnion
|
amnionic
|
Amyl
|
starch
|
amylose
|
An
|
anus
|
anus
|
Andr
|
male
|
androgen
|
Angi
|
vessel
|
angina
|
Anis
|
unequal; dissimilar
|
anisothenic
|
Ankyl
|
crooked; bent; fused
|
ankylosed
|
Antr
|
antrum (cavity, chamber)
|
antrum
|
Aort
|
aorta
|
aortic
|
Aponeur
|
aponeurosis
|
aponeurotic
|
Appendic
|
appendix
|
appendicitis
|
Arche; Archi
|
first; beginning
|
archecentric
|
Arteri
|
artery
|
arteriography
|
Arteriol
|
arteriole (small artery)
|
arteriolosclerosis
|
Arthr
|
joint
|
arthritis
|
Articul
|
joint
|
articulation
|
Atel
|
imperfect; incomplete
|
atelectasis
|
Ather
|
yellowish; fatty plaque
|
atherosclerosis
|
Atri
|
atrium (chamber)
|
atrioventricular
|
Aur
|
ear
|
aural
|
Aut
|
self
|
autoantibody
|
Axill
|
armpit
|
axilla
|
Azot
|
urea; nitrogen
|
azotemia
|
Root Words
|
Meaning
|
Example
|
B
| ||
Bacteri
|
bacteria
|
bacterial
|
Balan
|
glans penis
|
balanitis
|
Bi
|
life
|
biology
|
Bil
|
bile
|
biliary (duct)
|
Blast
|
developing cell
|
blastoctye
|
Blephar
|
eyelid
|
blepharoplasty
|
Brachi
|
arm
|
brachial (artery)
|
Bronch
|
bronchus
|
bronchitis
|
Bronchiol
|
bronchiole
|
bronchiole
|
Bucc
|
cheek
|
buccal
|
Burs
|
bursa (cavity)
|
bursitis
|
Root Words
|
Meaning
|
Example
|
C
| ||
Calc
|
calcium
|
calcium
|
Cancer
|
cancer
|
cancer
|
Carcin
|
cancer
|
carcinoma
|
Cardi
|
heart
|
cardiac
|
Carp
|
carpals (wrist bones)
|
carpal tunnel
|
Caud
|
tail; toward the lower part of the body
|
caudal
|
Cec
|
cecum
|
cecal
|
Celi
|
abdomen (abdominal cavity)
|
celioenterotomy
|
Cephal
|
head
|
cephalad
|
Cerebell
|
cerebellum
|
cerebellar
|
Cerebr
|
cerebrum, brain
|
cerebromedullary
|
Cerumin
|
cerumen (earwax)
|
ceruminal
|
Cervic
|
cervix
|
cervical
|
Cheil
|
lip
|
cheilitis
|
Chir
|
hand
|
chirality
|
Chol
|
gall; bile
|
cholecystectomy
|
Cholangi
|
bile duct
|
cholangitis
|
Choledoch
|
common bile duct
|
choledochitis
|
Chondr
|
cartilage
|
chondral
|
Chori
|
chorion
|
chorioretinal
|
Chrom
|
color
|
chromatogenous
|
Clavic
|
clavicle (collarbone)
|
clavicle
|
Clavicul
|
clavicle (collarbone)
|
clavicular
|
Col
|
colon
|
colonitis
|
Colp
|
vagina
|
colposcopy
|
Coni
|
dust
|
coniosis
|
Conjunctiv
|
conjunctiva
|
conjunctivitis
|
Cor
|
pupil
|
corectasis
|
Core
|
pupil
|
corectasis
|
Corne
|
cornea
|
corneal
|
Coron
|
heart
|
coronary
|
Cortic
|
cortex (outer layer of body organ)
|
cortical
|
Cost
|
rib
|
costicervical
|
Crani
|
cranium (skull)
|
cranial
|
Cry
|
cold
|
cryotherapy
|
Crypt
|
hidden
|
cryptic
|
Culd
|
culdesac
|
culdesac
|
Cutane
|
skin
|
subcutaneous
|
Cyan
|
blue
|
cyanotic
|
Cyes
|
pregnancy
|
cyesis
|
Cyst
|
bladder; sac
|
cystic
|
Cyt
|
cell
|
cytology
|
Root Words
|
Meaning
|
Example
|
D
| ||
Dacry
|
tear, tear duct
|
dacryoadenitis
|
Dactyl
|
fingers or toes
|
dactylolysis
|
Dent
|
tooth
|
dentition
|
Derm
|
skin
|
dermis
|
Dermat
|
skin
|
dermatology
|
Dextr
|
right
|
ambidextrous
|
Diaphor
|
sweat
|
diaphoresis
|
Diaphragmat
|
diaphragm
|
diaphragmatitis
|
Dipl(o)
|
two; double
|
diploid
|
Dips
|
thirst
|
dipsosis
|
Disk
|
intervertebral disk
|
diskectomy
|
Diverticul
|
diverticulum
|
diverticulitis
|
Dors
|
back (of the body)
|
dorsal
|
Duoden
|
duodenum
|
duodenal
|
Dur
|
hard; dura mater
|
dural
|
Dynam
|
power or strength
|
dynamogenic
|
Root Words
|
Meaning
|
Example
|
E
| ||
Ech
|
sound
|
echocardiogram
|
Ectop
|
located away from usual place
|
ectopic (pregnancy)
|
Electr
|
electricity, electrical activity
|
electrocardiogram
|
Embry
|
embryo; to be full
|
embryonic
|
Emmetr
|
a normal measues
|
emmetropia
|
Encephal
|
brain
|
encephalitis
|
Endocrin
|
endocrine
|
endocrinosis
|
Enter
|
intestines
|
enteritis
|
Epididym
|
epididymis
|
epididymal
|
Epiglott
|
epiglottis
|
epiglottiditis
|
Episi
|
vulva
|
episiotomy
|
Epitheli
|
epithelium
|
epithelial
|
Erythr
|
red
|
erythematous
|
Esophag
|
esophagus
|
esophagocele
|
Esthesi
|
sensation, sensitivity, feeling
|
anesthesia
|
Eti
|
cause (of disease)
|
etiology
|
Root Words
|
Meaning
|
Example
|
F
| ||
Faci
|
face
|
facioplasty
|
Femor
|
femur (upper leg bone)
|
femoral
|
Fet
|
fetus; unborn child
|
fetal
|
Fibr
|
fibrous tissue, fibers
|
fibroma
|
Fibul
|
fibula (lower leg)
|
fibular
|
Root Words
|
Meaning
|
Example
|
G
| ||
Gangli
|
ganglion
|
ganglia
|
Ganglion
|
ganglion
|
ganglionated
|
Gastr
|
stomach
|
gastritis
|
Ger
|
old age; aged
|
geriatric
|
Geront
|
old age; aged
|
gerontology
|
Gingiv
|
gum
|
gingivitis
|
Glomerul
|
glomerulus
|
glomerulonephritis
|
Gloss
|
tongue
|
glossoncus
|
Gluc
|
sweetness; sugar
|
glucose
|
Glyc
|
sugar
|
glycerin
|
Glycos
|
sugar
|
glycosamine
|
Gnath
|
jaw
|
gnathitis
|
Gnos
|
knowledge
|
gnosis
|
Gon
|
seed
|
gonad
|
Gravid
|
pregnancy
|
gravida
|
Gyn
|
woman
|
gynopathic
|
Gynec
|
woman
|
gynecology
|
Root Words
|
Meaning
|
Example
|
H
| ||
Hem
|
blood
|
hemoglobin
|
Hemat
|
blood
|
hematocrit
|
Hepat
|
liver
|
hepatitis
|
Herni
|
hernia
|
herniated
|
Heter
|
other
|
heterosexual
|
Hidr
|
sweat
|
hidradenoid
|
Hist
|
tissue
|
histology
|
Hom
|
same
|
homogeneous
|
Home
|
sameness; unchanging
|
homeostasis
|
Humer
|
humerus (upper arm bone)
|
humerus
|
Hydr
|
water
|
hydrate, dehydrate
|
Hymen
|
hymen
|
hymen
|
Hypn
|
sleep
|
hypnogenic
|
Hyster
|
uterus
|
hysterectomy
|
Root Words
|
Meaning
|
Example
|
I
| ||
Iatr
|
medicine; physician
|
iatrogenic
|
Ichthy
|
fish
|
icthyoid
|
Ile
|
ileum
|
ileotomy
|
Ili
|
ilium
|
iliosacral
|
Immune
|
immune
|
immunodeficiency
|
Iri
|
iris
|
iritoectomy
|
Irid
|
iris
|
iritis
|
Is(o)
|
equal; same
|
isocellular
|
Isch
|
deficiency; blockage
|
ischemia
|
Ischi
|
ischium
|
ischiorectal
|
J
| ||
Jejun
|
jejunum
|
jejunotomy
|
Root Words
|
Meaning
|
Example
|
K
| ||
Kal
|
potassium
|
hypokalemia
|
Kary
|
nucleus
|
karyon
|
Kerat
|
cornea
|
keratotomy
|
Kerat
|
horny tissue; hard
|
keratosis
|
Kin
|
movement
|
kinesis
|
Kinesi
|
movement; motion
|
kinesiology
|
Kyph
|
hump
|
kyphosis
|
Root Words
|
Meaning
|
Example
|
L
| ||
Labi
|
lips
|
labium
|
Labyrinth
|
labyrinth
|
labyrinthitis
|
Lacrim
|
tear duct, tear
|
lacrimal
|
Lact
|
milk
|
lactation
|
Lamin
|
lamina (thin; flat plate or layer)
|
laminar
|
Lapar
|
abdomen
|
laparoscopy
|
Laryng
|
larynx
|
laryngitis
|
Later
|
side
|
lateral
|
Lei
|
smooth
|
leiomyoma
|
Leuk
|
white
|
leukemia
|
Lingu
|
tongue
|
lingual
|
Lip
|
fat
|
lipid
|
Lith
|
stone; calculus
|
lithotripsy
|
Lob
|
lobe
|
lobular
|
Lord
|
bent forward
|
lordosis
|
Lymph
|
lymph
|
lymphoma
|
Root Words
|
Meaning
|
Example
|
M
| ||
Macr
|
abnormal largeness
|
macromolecular
|
Mamm
|
breast
|
mammary
|
Mandibul
|
mandible (lower jawbone)
|
mandibular
|
Mast
|
breast
|
mastitis
|
Mastoid
|
mastoid
|
mastoidotomy
|
Maxilla
|
maxilla (upper jawbone)
|
maxillary
|
Meat
|
meatus (opening)
|
meatus
|
Melan
|
black
|
melanoma
|
Men
|
menstruation
|
menstrual
|
Mening
|
meninges
|
meningitis
|
Menisci
|
meniscus (crescent)
|
meniscus
|
Ment
|
mind
|
mental
|
Metr
|
uterus
|
metroptosis
|
Mon(o)
|
one
|
monoparesis
|
Morph(o)
|
form; shape
|
morphology
|
Muc
|
mucus
|
mucosal
|
My
|
muscle
|
myasthenia
|
Myc
|
fungus
|
mycete
|
Myel
|
bone marrow; spinal cord
|
myeloma
|
Myelon
|
bone marrow; spinal cord
|
myelonic
|
Myos
|
muscle
|
myostroma
|
Root Words
|
Meaning
|
Example
|
N
| ||
Narc
|
stupor
|
narcotic
|
Nas
|
nose
|
nasal
|
Nat
|
birth
|
prenatal
|
Necr
|
death (cells; body)
|
necrosis
|
Nephr
|
kidney
|
nephritis
|
Neur
|
nerve
|
neuropathy
|
Noct
|
night
|
nocturnal
|
Nyct
|
night
|
nycterine
|
Nyctal
|
night
|
nyctalopia
|
Root Words
|
Meaning
|
Example
|
O
| ||
Ocul
|
eye
|
ocular
|
Olig
|
scanty; few
|
oliguria
|
Omphal
|
umbilicu; navel
|
omphaloma
|
Onc
|
tumor
|
oncology
|
Onych
|
nail
|
onychogenic
|
Oo
|
egg; ovum
|
oocyte
|
Oophor
|
ovary
|
oophorectomy
|
Ophthalm
|
eye
|
ophthalmology
|
Opt
|
vision
|
optical
|
Or
|
mouth
|
oral
|
Orch
|
testis; testicle
|
orchilytic
|
Orchi
|
testis; testicle
|
orchiectomy
|
Orchid
|
testis; testicle
|
orchidoncus
|
Organ
|
organ
|
organic
|
Orth
|
straight
|
orthodontist
|
Oste
|
bone
|
osteoporosis
|
Ot
|
ear
|
otitis
|
Ov
|
egg
|
ovum
|
Ox
|
oxygen
|
oxidation
|
Root Words
|
Meaning
|
Example
|
P
| ||
Pachy
|
thick
|
pachycephalic
|
Palat
|
palate
|
palatoplegia
|
Pancreat
|
pancreas
|
pancreatic
|
Papill
|
nipple
|
papillary
|
Par
|
bear; give birth to; labor
|
para
|
Parathyroid
|
parathyroid gland
|
parathyroidoma
|
Part
|
bear; give birth to; labor
|
postpartum
|
Patell
|
patella (kneecap)
|
patellectomy
|
Path
|
disease
|
pathology
|
Pector
|
chest
|
pectoralgia
|
Ped
|
child; foot
|
pediatrics/pedal
|
Pelv
|
pelvis; pelvic bone
|
pelvic
|
Perine
|
perineum
|
perineum
|
Peritone
|
peritoneum
|
peritoneal
|
Petr
|
stone
|
petrous
|
Phac
|
lens of the eye
|
phacolysis
|
Phag
|
eat; swallow
|
dysphagia
|
Phak
|
lens of the eye
|
phakomatosis
|
Phalang(o)
|
pharynx
|
phalangeal
|
Phas
|
speech
|
aphasia
|
Phleb(o)
|
vein
|
phlebitis
|
Phot
|
light
|
photokinetic
|
Phren
|
mind
|
phrenology
|
Physi
|
nature
|
physiology
|
Plasm
|
plasma
|
plasmacyte
|
Pleur
|
pleura
|
pleuracentesis
|
Pneum(o)
|
lung; air
|
pneumogastric
|
Pneumat
|
lung; air
|
pneumathemia
|
Pneumon
|
lung; air
|
pneumonia
|
Pod
|
foot
|
podiatry
|
Poikil(o)
|
varied; irregular
|
poikiloblast
|
Poli(o)
|
gray matter
|
polioclastic
|
Polyp
|
polyp; small growth
|
polypathia
|
Poster
|
back (of body)
|
posterior
|
Prim
|
first
|
primary
|
Proct
|
rectum
|
proctology
|
Prostat
|
prostate gland
|
prostatitis
|
Pseud
|
fake; false
|
pseudopolyp
|
Psych
|
mind
|
psychiatry
|
Pub
|
pubis
|
pubic
|
Puerper
|
childbirth
|
puerperal
|
Pulmon
|
lung
|
pulmonary
|
Pupil
|
pupil
|
pupil
|
Py
|
pus
|
empyema
|
Pyel
|
renal pelvis
|
pyelogram
|
Pylor
|
pylorus (pyloric sphincter)
|
pylorostomy
|
Pyr
|
fever; heat
|
pyrogenic
|
Root Words
|
Meaning
|
Example
|
Q
| ||
Quadr
|
four
|
quadruplets
|
Root Words
|
Meaning
|
Example
|
R
| ||
Rachi(o)
|
vertebra; spinal or vertebral column
|
rachiocentesis
|
Radi
|
radius (lower arm bone)
|
radius
|
Radic
|
nerve root
|
radiculopathy
|
Radicul
|
nerve root
|
radicular
|
Rect(o)
|
rectum
|
rectocele
|
Ren
|
kidney
|
renal
|
Retin
|
retina
|
retinosis
|
Rhabd
|
rodshaped, striated
|
rhabditis
|
Rhin(o)
|
nose
|
rhinitis
|
Rhiz(o)
|
nerve root
|
rhizoneure
|
Rhytid
|
wrinkles
|
rhytidoplasty
|
Root Words
|
Meaning
|
Example
|
S
| ||
Salping(o)
|
fallopian (uterine) tube
|
salpingitis
|
Sarc(o)
|
flesh; connective tissue
|
sarcocele
|
Scapula
|
scapula (shoulder bone)
|
scapular
|
Sclera
|
sclera
|
sclerectomy
|
Scoli
|
crooked, curved
|
scoliosis
|
Seb
|
sebum (oil)
|
sebaceous
|
Sept(o)
|
septum (dividing wall; partition)
|
septum
|
Sial
|
saliva
|
salivary
|
Sigmoid
|
sigmoid
|
sigmoidoscopy
|
Sinus
|
sinus
|
sinusitis
|
Somat(o)
|
body
|
somatometry
|
Somn
|
sleep
|
insomnia
|
Son
|
sound
|
sonogram
|
Sperm
|
spermatozoan; sperm
|
spermiduct
|
Spermat
|
spermatozoan; sperm
|
spermatorrhea
|
Sphygm
|
pulse
|
sphygmomenometer
|
Spir
|
breathe; breathing
|
transpiration
|
Spleen
|
spleen
|
spleen
|
Spondyl(o)
|
vertebra; spinal or vertebral column
|
spondylosis
|
Staped
|
stapes (middle ear bone)
|
stapedial
|
Staphyl(o)
|
grapelike clusters
|
staphylococcus
|
Stern
|
sternum (breastbone)
|
sternal
|
Steth
|
chest
|
stethoscope
|
Stomat(o)
|
mouth
|
stomatoplasty
|
Strept(o)
|
twisted chains
|
streptococcus
|
Synovi
|
synovia; synovial membrane
|
synovial
|
System
|
system
|
systemic
|
Root Words
|
Meaning
|
Example
|
T
| ||
Tars
|
tarsals (ankle bones)
|
metatarsal
|
Tars(o)
|
edge of eyelid; tarsal (instep of foot)
|
tarsitis
|
Ten
|
tendon
|
tendon
|
Tend
|
tendon
|
tendotomy
|
Tendin
|
tendon
|
tendinitis
|
Test
|
testis; testicle
|
testicular
|
Therm(o)
|
heat
|
thermal
|
Thorac
|
thorax (chest)
|
thoracic
|
Thromb(o)
|
clot
|
thrombus
|
Thym(o)
|
thymus gland
|
thymolysis
|
Thyr
|
thyroid gland
|
thyroid
|
Thyroid
|
thyroid gland
|
thyroiditis
|
Tibi
|
tibia (lower leg bone)
|
tibial
|
Tom(o)
|
cut; section
|
tomography
|
Ton
|
tension, pressure
|
tonicity
|
Tonsil
|
tonsils
|
tonsillitis
|
Top(o)
|
place
|
topographic
|
Toxic
|
poison
|
toxic
|
Trache(o)
|
trachea
|
tracheobronchial
|
Trachel(o)
|
neck; necklike
|
trachelitis
|
Trich
|
hair
|
trichoid
|
Tympan
|
eardrum; middle ear
|
tympanic membrane
|
Root Words
|
Meaning
|
Example
|
U
| ||
Uln
|
ulna (lower arm bone)
|
ulnar
|
Ungu
|
nail
|
ungual
|
Ur
|
urine; urinary tract
|
urinary
|
Ureter(o)
|
ureter
|
ureteroplasy
|
Urethr
|
urethra
|
urethrectomy
|
Urin
|
urine; urinary tract
|
urinalysis
|
Uter
|
uterus
|
intrauterine
|
Uvul
|
uvula
|
uvuloptosis
|
Root Words
|
Meaning
|
Example
|
V
| ||
Vagin
|
vagina
|
vaginal
|
Valv
|
valve
|
valvula
|
Valvul
|
valve
|
valvuloplasty
|
Vas(o)
|
vessel; duct
|
vasectomy
|
Ven
|
vein
|
venous
|
Ventricul
|
ventricle
|
ventricular
|
Vertebr(o)
|
vertebra; (spinal column)
|
costovertebral
|
Vesic(o)
|
bladder; sac
|
vesical
|
Vesicul(o)
|
seminal vesicles
|
vesiculation
|
Viscer(o)
|
internal organs
|
viscera
|
Vulv
|
vulva
|
vulvitis
|
W- There are no root words.
Root Words
|
Meaning
|
Example
|
X
| ||
Xanth
|
yellow
|
xanthoma
|
Xer(o)
|
dry
|
xerosis
|
Y- There are no root words.
Z- There are no root words.