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434 terms

Word Roots, Prefixes, Suffixes and Combining Forms

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a-, an-
absence or lack
ab-
departing from
acou-
hearing
ac-, acro-
extreme or extremity
ad-
to or toward
aden-, adeno-
gland
adren-
toward the kidney, adrenal gland
aero-
air
af-
toward
agon-
contest
alb-
white
aliment-
nourish
allel-
of one another
amphi-
of both kinds
ana-
apart, up, again
anastomos-
come together
aneurysm
a widening
angi-
vessel
angin-
choked
ant-, anti-
opposed to
ante-
preceding
aort-
great artery
ap-, api-
tip, extremity
append-
hang to
aqua-, aque-
water
arbor
tree
areola-
open space
arrect-
upright
arthr-, arthro-
pertaining to joints
artic-
joint, points of connection
atri-
vestibule, upper chambers of heart
auscult-
listen
aut-, auto-
self
ax-, axi-, axo-
axis, axle
azyg-
unpaired
baro-
pressure
basal
base
bi-
two
bili-
bile
bio-
life
blast-
bud or germ
brachi-
arm
brady-
slow
brev-
short
broncho-
bronchus, bronchial tube
bucco-
pertaining to the cheek and lip
calor-
heat, calories
capill-
hair
caput-
head
carcin-
cancer
cardi-, cardio-
heart
carneo-
flesh
carot-
orange pigment/stupor
cata-
down
caud-
tail
cec-
blind
cele-
abdominal
cephal-
head
cerebro-
brain
cervic-, cervix
neck
chiasm-
crossing
chole-
bile
chondr-
cartilage
chrom-
colored
cili-
small hair
circum-
around
clavic-
key
co-, con-
together
coccy-
cuckoo; coccyx, which is beak-shaped
cochlea
snail shell
coel-
hollow
commis-
united
concha
shell
contra-
against
corn-, cornu-
horn
corona
crown
corp-
body
cort-
bark, outer layer
cost-
rib
crani-
skull
crypt-
hidden
cusp-
pointed
cutic-
skin
cyan-
blue
cyst-
sac, bladder
cyt-
cell
de-
undoing, reversal, loss, removal
decid-
falling off
delta
triangular
den-, dent-
tooth
dendr-
tree, branch
derm-
skin
desm-
bond
di-
twice, double
dia-
through, between
dialys-
separate, break apart
diastol-
stand apart
diure-
urinate
dors-
the back
duc-, duct
lead, draw
dura
hard
dys-
difficult, faulty, painful
ec-, ex-, ecto-
out, outside, away from
ectop-
displaced
edem-
swelling
ef-
away
ejac-
to shoot forth
embol-
wedge
en-, em-
in, inside
enceph-
brain (in head)
endo-
within, inner
entero-
intestine
epi-
over, above
erythr-
red
eso-
within
eu-
well
excret-
separate
exo-
outside, outside layer
extra-
outside, beyond
extrins-
from the outside
fasci-, fascia-
bundle, band
fenestr-
window
ferr-
iron
flagell-
whip
flat-
blow
folli-
bag, bellows
fontan-
fountain
foram-
opening
foss-
ditch
gam-, gamet-
married, spouse
gangli-
swelling, or knot
gastr-
stomach
gene
beginning, origin
germin-
grow
gero-, geront-
old man
gest-
carried
glauc-
gray
glom-
ball
glosso-
tongue
gluco-, glyco-
sweet, sugary
glute-
buttock
gnost-
knowing
gompho-
nail
gon-, gono-
seed, offspring
gust-
taste
hapt-
fasten, grasps
hema-, hemato-, hemo-
blood
hemi-
half
hepat-
liver
hetero-
different or other
hiat-
gap
hippo-
horse
hirsut-
hairy
hist-
tissue
holo-
whole
hom-, homo-
same
hormon-
to excite
humor-
a fluid
hyal-
clear
hydr-, hydro-
water
hyper-
excess
hypno-
sleep
hypo-
below, deficient
hyster-, hystero-
uterus or womb
ile-
intestine
im-
not
inter-
between
intercal-
insert
intra-
within, inside
iso-
equal, same
jugul-
throat
juxta-
near, close to
karyo-
kernel, nucleus
kera-
horn
kilo-
thousand
kin-, kines-
move
labi-, labri-
lip
lact-
milk
lacun-
space, cavity, lake
lamell-
small plate
lamina
layer, sheet
lat-
wide
laten-
hidden
later-
side
leuko-
white
leva-
raise, elevate
lingua-
tongue
lip-, lipo-
fat, lipid
lith-
stone
luci-
clear
lumen
light
lut-
yellow
lympth
water
macro-
large
macula
a spot
magn-
large
mal-
bad, abnormal
mamm-
breast
mast-
breast
mater
mother
meat-
passage
medi-
middle
medull-
narrow
mega-
large
meio-
less
melan-
black
men-, menstru-
month
meningo-
membrane
mer-, mero-
a part
meso-
middle
meta-
beyond, between, transition
metro-
uterus
micro-
small
mictur-
urinate
mito-
thread, filament
mnem-
memory
mono-
single
morpho-
form
multi-
many
mur-
wall
muta-
change
myelo-
spinal cord, marrow
myo-
muscle
nano-
dwarf
narco-
numbness
natri-
sodium
necro-
death
neo-
new
nephro-
kidney
neuro-
nerve
noci-
harmful
nom-
name
noto-
back
nucle-
pit, kernel, little nut
nutri-
feed, nourish
ob-
before, against
oculo-
eye
odonto-
teeth
olfact-
smell
oligo-
few
onco-
a mass
oo-
egg
opthalmo-
eye
orb-
circular
orchi-
testis
org-
living
ortho-
straight, direct
osm-
smell
osmo-
pushing
osteo-
bone
oto-
ear
ov-, ovi-
egg
oxy-
oxygen
pan-
all, universal
papill-
nipple
para-
beside, near
pect-, pectus
breast
pelv-
a basin
peni-
a tail
penna-
feather
pent-
five
pep-, peps-, pept-
digest
per-, permea-
through
peri-
around
phago-
eat
pheno-
show, appear
phleb-
vein
pia
tender
pili
hair
pin-, pino-
drink
platy-
flat, broad
pleur-
side, rib
plex-, plexus
net, network
pneumo-
air, wind
pod-
foot
poly-
multiple
post-
after, behind
pre-, pro-
before, ahead of
procto-
rectum, anus
pron-
bent forward
propri-
one's own
pseudo-
false
psycho-
mind, psyche
ptos-
fall
pub-
of the pubis
pulmo-
lung
pyo-
pus
pyro-
fire
quad-, quadr-
four-sided
re-
back, again
rect-
straight
ren-
kidney
retin, retic-
net, network
retro-
backward, behind
rheum-
watery flow, change, or flux
rhin-, rhino-
nose
ruga-
fold, wrinkle
sagitt-
arrow
salta-
leap
sanguin-
blood
sarco-
flesh
saphen-
visible, clear
sclero-
hard
seb-
grease
semen
seed, sperm
semi-
half
sens-
feeling
septi-
rotten
septum
fence
sero-
serum
serrat-
saw
sin-, sino-
a hollow
soma-
body
somn-
sleep
sphin-
squeeze
splanchn-
organ
spondyl-
vertebra
squam-
scale, flat
steno-
narrow
strat-
layer
stria-
furrow, streak
stroma
spread out
sub-
beneath, under
sucr-
sweet
sudor-
sweat
super-
above, upon
supra-
above, upon
sym-, syn-
together, with
synerg-
work together
systol-
contraction
tachy-
rapid
tact-
touch
telo-
the end
templ-, tempo-
time
tens-
stretched
terti-
third
tetan-
rigid, tense
therm-
heat
thromb-
clot
thyro-
a shield
tissu-
woven
tono-
tension
tox-
poison
trab-
beam, timber
trans-
across, through
trapez-
table
tri-
three
trop-
turn, change
troph-
nourish
tuber-
swelling
tunic-
covering
tympan-
drum
ultra-
beyond
vacc-
cow
vagin-
a sheath
vagus
wanderer
valen-
strength
venter, ventr-
abdomen, belly
vent-
the wind
vert-
turn
vestibul-
a pouch
vibr-
shake, quiver
villus
shaggy hair
viscero-
organ, viscera
viscos-
sticky
vita-
life
vitre-
glass
viv-
live
vulv-
a covering
zyg-
a yoke, twin
-able
able to, capable of
-ac
referring to
-algia
pain in a certain part
-apsi
juncture
-ary
associated with, relating to
-asthen
weakness
-bryo
swollen
-cide
destroy or kill
-cipit
head
-clast
break
-crine
separate
-dips
thirst, dry
-ectomy
cutting out, surgical removal
-ell, -elle
small
-emia
condition of the blood
-esthesi
sensation
-ferent
carry
-form, -forma
shape
-fuge
driving out
-gen
an agent that initiates
-glea, -glia
glue
-gram
data that are systematically recorded, a record
-graph
an instrument used for recording data or writing
-ia
condition
-iatrics
medical specialty
-ism
condition
-itis
inflammation
-lemma
sheath, husk
-logy
the study of
-lysis
loosening or breaking down
-malacia
soft
-mania
obsession, compulsion
-nata
birth
-nom
govern
-odyn
pain
-oid
like, resembling
-oma
tumor
-opia
defect of the eye
-ory
referring to, of
-pathy
disease
-phasia
speech
-phil, -philo
like, love
-phobia
fear
-phragm
partition
-phylax
guard
-plas
grow
-plasm
form, shape
-plasty
reconstruction of a part
-plegia
paralysis
-rrhagia
abnormal or excessive discharge
-rrhea
flow or discharge
-scope
instrument used for examination
-some
body
-sorb
suck in
-stalsis
compression
-stasis
arrest, fixation
-stitia
come to stand
-stomy
establishment of an artificial opening
-tegm
cover
-tomy
to cut
-trud
thrust
-ty
condition of, state
-uria
urine
-zyme
ferment