a-
-a
noun ending
ab-
abdomin/o
abdomen
abort/o
-ac
pertaining to
acid/o
acid
acous/o
hearing
acr/o
extremity
acromi/o
hearing
hearing
toward
ad-
toward
aden/o
gland
adenoid/o
adenoids
adip/o
fat
adren/o
adrenal glands
adrenal glands
aer/o
air
af-
toward
agglutin/o
marketplace
-al
pertaining to
albin/o
white
albumin/o
-algesia
pain
-algia
pain
allo-
alveol/o
ambly/o
dull, dim
amni/o
amnion (amniotic sac)
an-
an/o
anus
ana-
andr/o
male
aneurysm/o
angi/o
angin/o
ankyl/o
ante-
before, in front of
anter/o
anthrac/o
coal, coal dust
anti-
against
aort/o
aorta
append/o
appendix
appendic/o
appendix
water
-ar
pertaining to
-arche
beginning
arteri/o
artery
arteriole
arthr/o
joint
-ary
pertaining to
asbest/o
asbestos
-asthenia
astr/o
star
-ate
atel/o
ather/o
-ation
atri/o
atrium
audi/o
hearing
audit/o
hearing
ear
ear
auto-
self, own
ax/o
azot/o
bacteri/o
bacteria (singular, bacterium)
balan/o
glans penis
bas/o
bi-
two
bil/i
bile, gall
bi/o
life
-blast
blephar/o
eyelid
brachi/o
arm
brachy-
short
brady-
slow
bronch/o
bronchiol/o
bronchiole
bucc/o
cheek
calc/o
calcium
carcin/o
cancer
cardi/o
heart
carp/o
down
caud/o
tail
cauter/o
heat, burn
cec/o
cecum
-cele
-centesis
surgical puncture
cephal/o
head
head
cerebellum
cerebr/o
cerebrum
cervic/o
cheil/o
lip
chem/o
green
chol/e
bile, gall
bile vessel
cholecyst/o
gallbladder
bile duct
cartilage
chori/o
chorion
choroid
color
color
-cide
circum-
around
yellow
-clasia
-clasis
coccyx (tailbone)
cochle/o
cochlea
col/o
colon
colon/o
colon
colp/o
vagina
condyle
dust
conjunctiv/o
conjuctiva
to hold back
contra-
against, opposite
pupil
pupil
corne/o
cornea
coron/o
heart
body
corpor/o
body
cortex
cost/o
ribs
crani/o
cranium (skull)
crin/o
secrete
-crine
secrete
cross
cry/o
cold
crypt/o
hidden
culd/o
cul-de-sac
hearing
-cusis
hearing
cutane/o
skin
cyan/o
blue
-cyesis
pregnancy
cyst/o
bladder
cyt/o
cell
-cyte
cell
dacry/o
lacrimal sac
dactyl/o
de-
cessation
dendr/o
tree
teeth
derm/o
skin
-derma
skin
dermat/o
skin
-desis
di-
double
dia-
through, across
double
double
dips/o
thirst
-dipsia
thirst
duct/o
duoden/o
-dynia
pain
dys-
bad; painful; difficult
-eal
pertaining to
ec-
-ectasis
dilation, expansion
ecto-
outside, outward
-ectomy
excision, removal
-edema
swelling
away from
electr/o
electricity
-emesis
vomiting
-emia
blood condition
to inflate
en-
in, within
encephal/o
brain
end-
in, within
endo-
in, within
enter/o
epi-
above, upon
epididymis
epiglottis
episi/o
vulva
red
red
erythr/o
red
scab
condition
eso-
inward
esophag/o
esophagus
feeling
-esthesia
feeling
cause
eu-
good, normal
ex-
exo-
outside, outward
extra-
outside
faci/o
face
fasci/o
femur (thigh bone)
to carry
fibr/o
fiber, fibrous tissue
galact/o
milk
gangli/o
gastr/o
stomach
-gen
-genesis
genit/o
genitalia
pregnancy
gingiv/o
gray
gli/o
-globin
protein
glomerul/o
glomerulus
gloss/o
tongue
glottis
gluc/o
glyc/o
glycos/o
gnos/o
gonad/o
angle
to go
-graft
-gram
-graph
instrument for recording
-graphy
process of recording
-gravida
pregnant woman
woman, female
gynec/o
woman, female
hallucination
pleasure
hem/o
blood
blood vessel
hemat/o
blood
hemi-
hepat/o
liver
hetero-
different
hidr/o
sweat
hist/o
tissue
tissue
homo-
same
humerus (upper arm bone)
hydr/o
water
under, below, deficient
hyper-
under, below, deficient
hypn/o
sleep
hypo-
under, below, deficient
hyster/o
uterus (womb)
-ia
condition
pertaining to
-iasis
iatr/o
-iatry
-ic
pertaining to
-ical
pertaining to
noun ending
ichthy/o
dry, scaly
specialist
-icle
jaundice
-ile
pertaining to
ile/o
not
immun/o
in-
-ine
pertaining to
infra-
below, under
groin
insulin
inter-
between
intra-
in, within
-ion
pertaining to
irid/o
iris
-is
noun ending
isch/o
-ism
condition
iso-
same, equal
-ist
specialist
pertaining to
-itis
inflammation
-ive
pertaining to
yellow
jejun/o
nucleus
kerat/o
ket/o
kinesi/o
movement
movement
to steal
kyph/o
humpback
labi/o
lip
lacrim/o
lact/o
milk
lapar/o
abdomen
laryng/o
larynx (voice box)
lei/o
smooth
-lepsy
seizure
thin, slender
leuk/o
white
lingu/o
tongue
lip/o
fat
fat
-listhesis
slipping
-lith
stone, calculus
lith/o
stone, calculus
lobe
study of
-logist
specialist in the study of
-logy
study of
lord/o
curve, swayback
lumb/o
lymph/o
lymph
-lysis
macro-
large
mal-
bad
-malacia
softening
mamm/o
breast
-mania
mast/o
breast
mastoid/o
mastoid process
meat/o
middle
middle
mediastin/o
mediastinum
medull/o
medulla
mega-
enlargement
megal/o
enlargement
-megaly
enlargement
melan/o
black
men/o
menses, menstruation
mening/o
mind
meso-
middle
meta-
-meter
instrument for measuring
metr/o
uterus (womb); measure
metri/o
uterus (womb)
-metry
micr/o
small
micro-
small
mono-
one
muc/o
mucus
multi-
many, much
muscul/o
muscle
my/o
muscle
myc/o
myel/o
bone marrow
muscle
myring/o
tympanic membrane (eardrum)
myx/o
mucus
narc/o
nas/o
nose
nat/o
birth
natr/o
necr/o
neo-
new
nephr/o
kidney
neur/o
nerve
nest
noct/o
night
nucleus
nulli-
none
night
midwife
ocul/o
eye
odont/o
teeth
-oid
resembling
-ole
olig/o
scanty
-oma
tumor
navel (umbilicus)
onc/o
tumor
onych/o
nail
oophor/o
ovary
ophthalm/o
eye
-opia
vision
vision
-opsy
view of
opt/o
or/o
mouth
orch/o
orchi/o
orchid/o
-orexia
appetite
orth/o
straight
pertaining to
-ose
-osis
-osmia
smell
oste/o
bone
ot/o
ear
-ous
pertaining to
ovari/o
ovary
oxygen
ox/o
oxygen
-oxia
oxygen
pachy-
thick
palat/o
pan-
all
pancreat/o
pancreas
-para
to bear (offspring)
para-
parathyroid/o
parathyroid glands
-paresis
patella (kneecap)
path/o
disease
-pathy
disease
pector/o
chest
lice
pelvis
pelvis
penis
-penia
decrease, deficiency
-pepsia
digestion
per-
through
peri-
around
perine/o
peritone/o
peritoneum
-pexy
lens
phag/o
-phage
-phagia
pharyng/o
pharynx (throat)
-phasia
speech
-phil
attraction for
attraction for
attraction for
phleb/o
vein
-phobia
fear
-phonia
voice
-phoria
phot/o
light
phren/o
-phylaxis
protection
-physis
growth
pil/o
hair
pituitar/o
pituitary gland
-plakia
plaque
plas/o
-plasia
-plasm
-plasty
surgical repair
-plegia
paralysis
pleur/o
pleura
-plexy
stroke
-pnea
breathing
pneum/o
pneumon/o
pod/o
foot
-poiesis
formation, production
poli/o
poly-
many, much
porous
post-
after, behind
power
-prandial
meal
pre-
before, in front of
presby/o
old age
primi-
first
pro-
before, in front of
proct/o
prostat/o
prostate gland
pseudo-
false
psych/o
mind
-ptosis
saliva
pulmon/o
lung
pupil
py/o
pus
pyel/o
renal pelvis
pylor/o
pylorus
pyr/o
fire
quadri-
four
spine
radi/o
radicul/o
nerve root
rect/o
rectum
ren/o
kidney
reticul/o
retin/o
retina
retro-
rhabd/o
rhabdomy/o
rhin/o
nose
rhytid/o
wrinkle
x-rays
-rrhage
-rrhagia
-rrhaphy
suture
-rrhea
-rrhexis
rupture
rhythm
red
sacr/o
sacrum
salping/o
-salpinx
sarc/o
-sarcoma
malignant tumor of connective tissue
scapul/o
scapula (shoulder blade)
schiz/o
split
scler/o
scoli/o
crooked, bent
-scope
-scopy
visual examination
darkness
seb/o
semi-
semin/o
semin/i
septum
separation
serum
sial/o
saliva, salivary gland
iron
sigmoid/o
sigmoid colon
sinus/o
society
somat/o
body
somn/o
sleep
son/o
sound
-spasm
sperm/o
spermat/o
sphygm/o
pulse
-sphyxia
pulse
spin/o
spine
spir/o
splen/o
spleen
spondyl/o
squam/o
scale
staped/o
stapes
-stasis
standing still
steat/o
fat
sten/o
narrowing, stricture
-stenosis
narrowing, stricture
stern/o
sternum (breastbone)
steth/o
chest
strength
stomat/o
mouth
-stomy
sub-
under, below
sudor/o
sweat
super-
supra-
sym-
syn-
tachy-
rapid
tax/o
-taxia
tendon
tendon
tendin/o
tendon
to stretch
test/o
thalamus
sea
nipple
treatment
-therapy
treatment
therm/o
heat
thorac/o
chest
-thorax
chest
thromb/o
blood clot
thym/o
thymus gland
thyr/o
thyroid gland
thyroid/o
thyroid gland
tibi/o
-tic
pertaining to
to pull
-tocia
childbirth, labor
tom/o
to cut
-tome
instrument to cut
-tomy
incision
ton/o
tension
tonsill/o
tonsils
tox/o
poison
poison
trache/o
trachea (windpipe)
trans-
across, through
tri-
three
trich/o
hair
trigon/o
-tripsy
crushing
-trophy
development, nourishment
turning
-tropin
tympan/o
tympanic membrane (eardrum)
-ule
ultra-
-um
ungu/o
nail
uni-
one
ur/o
ureter/o
ureter
urethr/o
urethra
-uria
urine
urin/o
-us
uter/o
uterus (womb)
uvul/o
uvula
vagin/o
vagina
valve
valve
varic/o
vas/o
vascul/o
ven/o
vein
ventricul/o
-version
turning
vertebr/o
vesic/o
bladder
vesicul/o
seminal vesicle
clothes
internal organs
volume
to see
vulv/o
vulva
xanth/o
yellow
xen/o
xer/o
dry
sword
-y