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Medical Prefixes, Suffixes & Roots

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ankyl-ancyl-     Denoting something as crooked or bent

humer*(o)-          Of or pertaining to the shoulder (or [rarely] the upper arm)

-logist                    Denotes someone who studies a certain field; a specialist; one who      treats

-trophy               nourishment, development


aortaaort(o)-aort(o)-
armbrachi-arm-
aroundperi-            circum-
leftlevo-            laev(o)-, sinistr-
doublediplo-dupli-
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Medical Terminology - Roots, Prefixes & Suffixes

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Prefix and Suffix List

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List of Common Prefixes & Suffixes

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Prefixes A-L

PREFIX

a
an
ab
abdomin
acanth
acetabul
acous
acro
acromi
actin
acu
ad
aden
adip
adren(al)
aer(a/o)
af
agglutin
agora
alb(in)
albumin
alges
alveol
ambly
amni
amyl
an
ana
andro(s)
aneurysm
angi
anis
ankyl
ante
anter
anthrac
anthro
anti
anxi
aort
apo
apo(neur)
append(ic)
aque
arter(i)
arteriol
arthr
articul
asbest
atel
ather
atri
audi(t)
aur(icul)
auto
axill
azot
bacill
bacteri
balano
baro
bartholin
baso
bi
bio
bil
bilirubin
blepharo
bolo / balo
brachi
brachy
broncho
bronchio
bronchiolo
bucco
burso
byssino/sis
caco
calco
calcaneo
calcio
calio
capillar
capno
carcino
cardio
carpo
cata
caudo
causo
cautero
ceco
celio
cephalo
cerebello
cerebro
cerumino
cervico
cheilo
chemo
chiro
chloro
chlorhydro
chole
cholangio
cholecysto
choledocho
cholesterolo
chondro
choreo
chorio
choriono
choroido
chromo
chrono
chymo
cibo
cineo
cirrho
ciso
claustro
claviculo
coagulo
coccygo
cochleo
colo
colla
colono
colpo
comato
comio
con
conio
conjunctivo
contra
coro
coreo
corneo
corono
corporo
cortico
costo
cranio
craso
crino
cryo
crypto
culdo
cutaneo
cyano
cyclo
cysto
cytono

MEANING

not, opposite
no, not, without, opposite
away from
abdomen
thorny, prickly
acetabulum – hip socket
hearing
top, extreme point, extremities
acromion – shoulder bone extension
light
sharp, sudden and severe
toward
gland
fat
adrenal gland
air
toward
sticking together, clump
marketplace
white
protein
pain sensitivity or awareness
air sac
dull, not easily seen
amnion – sac surrounding embryo
starch
anus
up – sometimes backward or new
male
widening of blood vessel
vessel (blood)
unequal
stiff
before, forward
front
coal
human
against
anxiety, uneasiness
aorta – largest heart artery
away from, off
aponeurosis – type of tendon
appendix
water
artery
small artery
joint
joint
asbestos
incomplete, not finished
plaque (fatty substance)
atrium (upper heart chamber)
hearing
ear
self, own
armpit
urea, nitrogen
bacilli (bacteria)
bacteria
penis
pressure and / or weight
Bartholin glands
base
two
life
bile – gall
bilirubin (formally hematoidin)
eyelid
cast – throw – toss
arm
short
bronchial tube
bronchial tube
bronchiole
cheek
bursa (sac of fluid near joints)
cotton dust / brown lung disease
bad / evil
calcium
calcaneus (heel bone)
calcium
calyx
capillary (smallest blood vessel)
carbon dioxide
cancer – cancerous
heart
wrist bones
down
lower part of body – tail
burn
heat – burn
cecum (part of colon)
hernia
head
cerebellum (exterior part of brain)
cerebrum (largest part of brain)
cerumen
neck or cervix (neck of the uterus)
lip
chemical – drug
hand
green
hydrochloric acid
bile – gall
bile – vessel
gallbladder
bile duct
cholesterol
cartilage
dance
chorion = outermost fetus membrane
chorion
choroid layer of eye
color
time
to pour
meal
movement
yellowish color
to cut
enclosed space
clavicle = collar bone
coagulation or clotting
coccyx = tail bone
cochlea = inner part of ear
colon = large intestine
glue
colon = large intestine
vagina
deep sleep
care for
together – with
dust
conjuctiva = eyelid lines
against – opposite
pupil
pupil
cornea
heart – crown
body
cortex – outer region
rib
skull
mixture – temperament
to secrete
cold
hidden
cul-de-sac
skin
blue
ciliary – cycle – circle
urinary bladder = cyst = sac of fluid
cell

PREFIX

dacry
dacryoadeno
dacryocysto
dactylo
de
demo
dent
derm
dermato
desicco
dia
diaphoro
diplo
dipso
disto
dorso
dorsi
ducto
duodeno
duro
dys
ec
echo
ecto
electro
em
emmetro
en
encephalo
endo(s)
entero
eosino
epi
epididymo
epiglotto
episio
epithelio
equino
ergo
erythemo
erythro
eso
esophago
estheso
estro
ethmo
etio
eu
ex
exanthemato
exo
extra
facio
fascio
femoro
fibro
fibroso
fibulo
flex
fluoro
folliculo
fungi
furco
galacto
gangliono
gastro
gero
geronto
gesto
gestero
gingivo
glauco
glio
glosso
gluco
glyco
glycogeno
gnoso / gnosi
gono
gonad
gonio
granulo
gravido
gyneco

hallucin
hemo
hemato
hemi
hepato
hernio
hidro
histo/io
homeo
hormono
hydro
hyper
hypno
hypo
hypophyso
hystero
iatro
ichthyo
idio
ileo
ilio
immuno
in
infra
inguino
insulino
inter
intra
iodo
iono
ipsi
ir
iro
irido
iso
ischo
ischio
jaundo
jejuno
kali
karyo
kerato
kern
keto
ketono
kinesi
klepto
kypho
labio
lacrimo
lacto
lamino
laparo
laryngo/i
latero
leiomyo
lepto
letho
leuko
lexo
ligamento
linguo
lipo
lobo
logo
lordo
lumbo
luteo
luxo
lympho
lymphadeno
lymphangio

 

MEANING

tear
tear gland
tear sac – lacriman sac
fingers – toes
down – less – removal of – lack of
people
tooth
skin
skin
drying
through / throughout
sweat
double
thirst
far away – distant
back of body
back
to lead or carry
duodenum
dura mater
bad – difficult – abnormal -painful
out – away from – outside
reflected sound
outside
electricity
in
with full or due measure
in – within
brain (within head)
in – within
small intestines (usually) smt large
red; rosy; dawn-colored
above; upon; on
epididymis
epiglottis
vulva
skin
horse
work
redness flushed color
red
inward
esophagus (inward food)
nervous sensation
female
sieve
cause
good – normal – correct
away from – out
rash
out – away from
outside
face
fascia = membrane supporting muscles
femur = thigh bone
fiber
fibrous connecting tissue
fibula
to bend
luminous – shining
follicle – small sac
fungus = lacking chlorophyll
forking = branching
milk
ganglion – collection of nerves
stomach
old age
old age
pregnancy
pregnancy
gum
gray
glial cells = neuroglial cells
tongue
glucose = sugar
sugar – sweet
glycogen = animal starch
knowledge
seed
sex glands
angle
granules
pregnancy
woman – female sex

hallucination – hallucinagen
blood
blood
half
liver
hernia
sweat
tissue
same – unchanging
hormone
water
excessive – above normal
sleep
below – less than normal – under
pituitary gland
uterus – womb
physician – doctor – treatment
dry – scaly
distinct – unique – individual
ileum
ilium
immune – protection
in – into – not
below – beneath
groin
insulin
between
within – into
iodine
to wander
same
in
iris (colored portion of eye)
iris (colored portion of eye)
same – equal
back – holding back
ischium (part of hip bone)
yellow
jejunum
potaassium
nucleus
cornea – horny, hard tissue
nucleus
ketones – acetones
ketones – acetones
movement
to steal
humpback
lip
tear – tear (lacrimal) duct
milk
lamina
abdominal wall – abdomen
larynx
side
smooth muscle
thin – slender
death
white
word
ligament
tongue
fat – lipid
lobe
study
curve
lower back – loin
yellow
to slide
lymph
limph gland
lymph vessel

PREFIX

macro
mal
malleolo
mammo
mandibulo
masto
mastoido
maxillo
meato
medio
mediastino
medullo
mega
melano
meno
meningo
mento
meso
meta
metacarpo
metatarso
metro
metrio
mio
micro
mono
morpho
morto
muco
mucoso
multi
muta
mutageno
myo
myco
mydro
myelo
myocardio
myomo
myoso
myringo
myxo
narco
naso
nati
natro
necro
necto
neo
nephro
neuro
neutro
nido
nocto
normo
noso
nucleo
nulli
nycto
obstetro
oculo
odonto
odyno
olecrano
oligo
omo
omphalo
onco
onycho
oo
oophoro
ophthalmo
opto
optico
oro
orcho
orchido
ortho
ossiculo
osteo
oto
ovo
ovario
ovulo
oxo
oxy
oxysmo
pachy
palato
palpebro
pan
pancreato
papillo
par
para
parathyroido
patel
patello
patho
pectoro
pedo
pelvi
pelvo
pendo
per
peri
perineo
peritoneo
peroneo
phaco
phago
phako
phalango
phallo
pharmaco
pharmaceuto
pharyngo
phaso
pheo
philo
phimo
phlebo
phobo
phono
photo
phreno
physio
phyto
pilo
pinealo
pituitaro
planto
plaso
pleo
pleuro
plexo
pneumo
podo
poikilo
polo
polio
poly
polypo
ponto
post
postero
pre
presbyo
primi
pro
procto
pros
prostato
proto
proteo
proximo
prurito
pseudo
psycho
pubo
pulmono
pupillo
purulo
pyo
pyelo
pyloro
pyro
pyreto
quadri
rachio
radio
radiculo
re
recto
reno
reticulo
retino
retro
rhabdomyo
rheumato
rhino
rhytido
roentgeno
rrhythmo

sacro
salpingo
sarco
scapulo
schizo
scinti
scirrho
sclero
scolio
scoto
sebo
sebaceo
secto
semi
semini
sepso
sialo
sialadeno
sidero
sigmoido
silico
sinuso
somato
somno
sono
spermo
spermato
spheno
sphero
sphygmo
splanchno
spino
spiro
spleno
spondylo
squamo
stapedo
staphylo
steato
stero
stereo
sterno
stetho
stomato
strepto
stylo
sub
submaxillo
supra
sym
syn
syncopo
syndesmo
synovo
syringo
tachy
tarso
taxo
telo
teleo
teno
tendino
terato
testo
tetra
thalamo
thalasso
theto
theco
thelo
therapeuto
thermo
thoraco
thrombo
thymo
thyro
thyroido
tibio
toco
tomo
tono
toneo
tonsillo
topo
toxo
toxico
tracheo
trans
tri
tricho
trigono
tropho
tympano
ulno
ultra
umbilico
unguo
uni
uro
uretero
urethro
urino
utero
uveo
uvulo
vago
vagino
valvo
valvulo
varico
vaso
vasculo
veno
ven/i
venero
ventro
ventriculo
venulo
vertebro
vesico
vesiculo
vestibulo
viscero
vito
vitro
vitreo
vivo
volo
vulvo
xantho
xeno
xero
xipho
zoosacrum

MEANING

large
bad
malleolus
breast
mandible – lower jaw bone
breast
mastoid process – behind the ear
maxilla – upper jaw bone
meatus – opening
middle
mediastinum
medulla – inner section – middle
large
black
menses – menstruation
meninges = membranes on spinal cord & brain
chin
middle
change – beyond
metacarpals – hand bones
metatarsals – foot bones
uterus – womb – measure
uterus – womb
smaller – less
small
one – single
shape – form
death
mucus
mucous membrane – mucosa
many
genetic change
causing genetic change
muscle
fungus
wide
spinal cord – bone marrow
myocardium – heart muscle
muscle tumor
muscle
tympanic membrane – eardrum
mucus
numbness – stupor – sleep
nose
birth
sodium
death
to bind – tie – connect
new
kidney
nerve
neither – neutral
nest
night
rule – order
disease
nucleus
none
night
pregnancy – birth
eye
tooth
pain
olecranon – elbow
scanty
shoulder
umbilicus – navel
tumor
nail – on fingers or toes
egg
ovary
eye
eye – vision
eye – vision
mouth
testis
testis
straight
ossicle – small bone
bone
ear
egg
ovary
egg
oxygen
swift – sharp – acid
sudden
heavy – thick
palate – roof of mouth
eyelid
all
pancreas
nipplelike – optic disc
other than – abnormal
near – beside – abnormal – along the side of
parathyroid glands
patella
patela
disease
chest
child – foot
pelvis – hip region
pelvis – hip region
to hang
through
surrounding
perineum
peritoneum
fibula
lens of eye
eat – swallow
lens of eye
phalanges – of fingers and toes
penis
drug
drug
throat – pharynx
speech
dusky – dark
like – love – sex – friend
muzzle
vein
fear
voice – sound
light
diaphragm – mind
nature – function
plant
hair
pineal gland
pituitary gland
sole of the foot
development – formation
more – many
pleura
plexus – network of nerves
lung – air – gas
foot
varied – irregular
extreme
gray matter – of brain or spinal cord
many – much
polyp – small growth
pons – a part of the brain
after – behind
back – of body – behind
before – in front of
old age
first
before – forward
anus and rectum
before – forward
prostate gland
first
protein
near
itching
false
mind – soul
pubis – anterior part of hip bone
lung
pupil – dark center of eye
pus
pus
renal pelvis
pylorus – pyloric sphincter
fever – fire
fever
four
spinal column – vertebrae
xrays – radioactivity – radius – lateral lower arm bone
nerve root
back – again – backward
rectum
kidney
network
retina
behind – back – backward
striated – skeletal muscle
watery flow
nose
wrinkle
xrays
rhythm

sacrum
salpingo fallopian tube
flesh – tissue
shoulder blade
split
spark
hard
sclera – white of eye
crooked – bent
darkness
sebum
sebum
to cut
half
semen – seed
infection
saliva
salivary gland
iron
sigmoid – colon
glass
sinus
body
sleep
sound
spermatozoa – sperm cells
sperm cells
wedge – sphenoid bone
round – globeshaped
pulse
viscera – guts (internal organs)
spine – backbone
to breathe
spleen
vertebra – backbone
scale
stapes – middle ear bone
uvula
fat – sebum
solid – steroid
solid – threedimensional
sternum
chest
mouth
twisted
pole – stake
under – below
mandible = lower jaw bone
upper – above
together – with
together – with
cut off – cut short (faint)
ligament
synovial membrane – ‘sheath’ around tendon
tube
fast
hindfoot or ankle
coordination – order
complete
distant
tendon
tendon
monster – malformed fetus
testis
four
thalamus
sea
put – place
sheath
nipple – want
treatment
heat
chest
clot
thymus gland
thyroid gland
thyroid gland
tibia (shin bone)
labor – give birth
to cut
tension
to stretch
tonsil
place – position – location
poison
poison
trachea (windpipe)
across – through
three
hair
trigone (triangle -area within bladder)
nourishment
tympanic membrane – eardrum
ulna – lower arm bone
beyond – excess
umbilicus (navel)
nail
one
urine
ureter
urethra
urine
uterus (womb)
uvea – vascular layer of eye
uvula
vaugus nerve
vagina
valve
valve
varicose veins
vessel – duct
vessel – blood
vein
vein
venereal – sexual contact
front side of body
ventricle – of heart or brain
venule (small vein)
vertebra – backbone
urinary bladder
seminal vesicle
vestibule of the inner ear
internal organs
life
vitreous body (of the eye)
glass
life
to roll
vulva
yellow
stranger – foreigner
dry
sword – blade
life

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