root of spinal nerve
|
radicul/o
|
rupture
|
-rhexis
|
sacrum
|
sacr/o
|
saliva, salivary gland
|
sial/o
|
same
|
homo-, homeo-, iso-
|
sclera (of eye)
|
scler/o
|
scanty
|
oligo-
|
scrotum
|
osche/o
|
sebum, sebaceous gland
|
seb/o
|
seizure
|
-lepsy
|
self
|
auto-
|
semen
|
semin, sperm/i, spermat/o
|
seminal vesicle
|
vesicul/o
|
sensation
|
-esthesia, esthesi/o
|
sense of smell
|
-osmia
|
sense of taste
|
-geusia
|
separation
|
dis-, -lysis
|
sheath
|
vagin/o
|
sigmoid colon
|
sigmoid/o
|
simulating
|
-mimetic
|
skin
|
derm/o, dermat/o
|
skull
|
crani/o
|
sleep
|
somn/o, somn/i, hypn/o
|
slow
|
brady-
|
small
|
micro-
|
smell (sense of)
|
-osmia
|
sodium
|
natri
|
softening
|
malacia
|
sound
|
son/o, acous, acus, cus
|
specialist
|
-ian, -ician, -ist, -iatrist, -logist
|
speech
|
-phasia, -lalia
|
sperm, spermatozoa
|
sperm/i, spermat/o
|
spinal column
|
vertebr/o
|
spinal cord
|
myel/o
|
spine
|
rachi/o
|
spitting
|
ptysis
|
spleen
|
splen/o
|
splitting
|
-schisis
|
stain
|
chrom/o, chromat/o
|
stapes
|
staped, stapedi/o
|
staphylococcus
|
staphyl/o
|
starch
|
amyl/o
|
stomach
|
gastr/o
|
stone
|
lith
|
stoppage
|
stasis
|
straight
|
ortho-
|
streptococcus
|
strept/o
|
structure
|
morph/o
|
study of
|
-logy
|
stupor
|
narc/o
|
sugar
|
glyc/o, -ose
|
sudden contraction
|
spasm
|
suppression
|
stasis
|
surgical creation of an opening
|
-stomy
|
surgical fixation
|
-pexy
|
surgical removal
|
-ectomy
|
surgical repair
|
-rhaphy
|
suture
|
-rhaphy
|
sweat
|
hidr/o, idr/o
|
swelling
|
edema
|
synovial joint, synovial membrane
|
synov/i
|
tap
|
centesis
|
taste (sense of)
|
-geusia
|
tear
|
dacry/o, lacrim/o
|
teeth
|
dent/o, denti, odont/o
|
temperature
|
therm/o
|
tendon
|
ten/o, tendin/o
|
testis
|
test/o, orchid/o, orchi/o
|
thalamus
|
thalam/o
|
thick
|
pachy-
|
thorax
|
thorac/o
|
three
|
tri-
|
thrombocyte
|
thrombcyt/o
|
through
|
dia-, per-, trans-
|
thymus gland
|
thym/o
|
thyroid
|
thyr/o, thyroid/o
|
time
|
chron/o
|
tissue
|
hist/o, histi/o
|
tissue death
|
necrosis
|
toe
|
dactyl/o
|
together
|
syn-, sym-
|
tone
|
ton/o
|
tongue
|
gloss/o, lingu/o
|
tonsil
|
tonsill/o
|
tooth
|
dent/o, dent/i, odont/o
|
toward
|
ad-
|
toxin
|
tox/o, toxic/o
|
trachea
|
trache/o
|
true
|
eu-
|
tube
|
salping/o
|
tumor (tumour)
|
onc/o, -oma
|
twice
|
bi-, di-
|
twisted and swollen vein
|
varic/o
|
two
|
bi-, di-, dipl/o-
|
tympanic cavity
|
tympan/o
|
tympanic
|
myring/o,
|
membrane
|
tympan/o
|
ultrasound
|
son/o
|
unchanging
|
homo-, homeo-
|
unconsciousness
|
narc/o
|
under
|
hypo-, sub-
|
unequal
|
hetero-
|
upon
|
epi-
|
upright
|
ortho-
|
ureter
|
ureter/o
|
urethra
|
urethr/o
|
urinary bladder
|
cyst/o, vesic/o
|
urine, urinary tract, urination
|
ur/o, -uria
|
uterus
|
hyster/o, metr/o,uter/o
|
uvea
|
uve/o
|
vagina
|
colp/o, vagin/o
|
valve
|
valv/o, valvul/o
|
varied
|
poikilo-
|
vas deferens
|
vas/o
|
vein
|
ven/o, ven/i, phleb/o
|
vein (twisted, swollen)
|
varic/o
|
ventricle
|
ventricul/o
|
vertebra
|
spondyl/o, vertebr/o
|
vessel
|
angi/o, vas/o, vascul/o
|
vestibular apparatus, vestibule
|
vestibul/o
|
virus
|
vir/o
|
vision
|
opt/o, -opia, -opsia
|
voice
|
-phonia
|
vomiting
|
emesis
|
vulva
|
episi/o, vulv/o
|
water
|
hydr/o
|
white
|
leuk/o
|
white blood cell
|
leuk/o, leukocyt/o
|
widening
|
ectasia, ectasis, dilation, dilatation
|
within
|
endo-, intra-
|
without
|
a-, an-, de-
|
woman
|
gyn/o, gynec/o
|
woman who has given birth
|
para
|
work
|
erg/o
|
x-ray
|
radi/o
|
yellow
|
xanth/o-
|
WORD PARTS AND THEIR MEANINGS
Word Part
|
Meaning
|
|
a-
|
not, without, lack of, absence
|
|
ab-
|
away from
|
|
abdomin/o
|
abdomen
|
|
-ac
|
pertaining to
|
|
acous, acus
|
sound, hearing
|
|
acro-
|
extremity, end
|
|
ad-
|
toward, near
|
|
aden/o
|
gland
|
|
adip/o
|
fat
|
|
adren/o
|
adrenal
|
|
adrenocortic/o
|
adrenal cortex
|
|
aer/o
|
air, gas
|
|
-al
|
pertaining to
|
|
algi/o, algesi/o
|
pain
|
|
-algesia
|
pain
|
|
-algia
|
pain
|
|
ambly-
|
dim
|
|
amnio
|
amnion
|
|
amyl/o
|
starch
|
|
an-
|
not, without, lack of
|
|
andr/o
|
male
|
|
angi/o
|
vessel
|
|
an/o
|
anus
|
|
ante-
|
before
|
|
anti-
|
against
|
|
aort/o
|
aorta
|
|
-ar
|
pertaining to
|
|
arter, arteri/o
|
artery
|
|
arteriol/o
|
arteriole
|
|
arthr/o
|
joint
|
|
-ary
|
pertaining to
|
|
-ase
|
enzyme
|
|
atel/o
|
incomplete
|
|
atri/o
|
atrium
|
|
audi/o
|
hearing
|
|
auto-
|
self
|
|
azot/o
|
nitrogen compound
|
|
bacill/i, bacill/o
|
bacillus
|
|
bacteri/o
|
bacterium
|
|
bar/o
|
pressure
|
|
bi-
|
two, twice
|
|
bili
|
bile
|
|
blast/o
|
immature cell, productive cell
|
|
blephar/o
|
eyelid
|
|
brachi/o
|
arm
|
|
brady-
|
slow
|
|
bronch/i, bronch/o
|
bronchus
|
bronchiol
|
bronchiole
|
bucc/o
|
cheek
|
burs/o
|
bursa
|
cali, calic
|
calyx
|
-capnia
|
carbon dioxide (level of)
|
carcin/o
|
cancer, carcinoma
|
cardi/o
|
heart
|
cec/o
|
cecum
|
-cele
|
hernia, localized dilation
|
celi/o
|
abdomen
|
centesis
|
puncture, tap
|
cephal/o
|
head
|
cerebell/o
|
cerebellum
|
cerebr/o
|
cerebrum
|
cervic/o
|
neck, cervix
|
cheil/o
|
lip
|
cheir/o, chir/o
|
hand
|
chem/o
|
chemical
|
cholangi/o
|
bile duct
|
chol/e, chol/o
|
bile, gall
|
cholecyst/o
|
gallbladder
|
choledoch/o
|
common bile duct
|
chondr/o
|
cartilage
|
chori/o, choroid/o
|
choroid
|
chrom/o, chromat/o
|
color (colour), stain
|
chron/o
|
time
|
circum-
|
around
|
clasis, -clasia
|
breaking
|
clitor/o, clitorid/o
|
clitoris
|
coccyd/o, coccy
|
coccyx ear
|
cochle/o
|
cochlea (of inner ear)
|
col/o, colon/o
|
colon
|
colp/o
|
vagina
|
contra-
|
a against
|
corne/o
|
cornea
|
conic/o
|
outer portion, cerebral cortex
|
cost/o
|
rib
|
crani/o
|
skull
|
cry/o
|
cold
|
crypt/o
|
hidden
|
cus
|
sound, hearing
|
cyan/o
|
blue
|
cycl/o
|
ciliary body, ciliary muscle (of eye)
|
cyst/o
|
urinary bladder
|
-cyte, cyt/o
|
cell
|
dacry/o
|
tear, lacrimal apparatus
|
dacryocyst/o
|
lacrimal sac
|
dactyl/o
|
finger, toe
|
de-
|
down, without, removal, loss
|
dent/o, dent/i
|
tooth, teeth
|
derm/o, dermat/o
|
skin
|
-desis
|
binding, fusion
|
dextr/o-
|
right
|
di-
|
two, twice
|
dia-
|
through
|
dilation, dilatation
|
expansion, widening
|
dipl/o-
|
double
|
dis-
|
absence, removal, separation
|
duoden/o
|
duodenum
|
dys-
|
abnormal, painful, difficult
|
ectasia, ectasis
|
dilation, dilatation
|
ecto-
|
out, outside
|
-ectomy
|
excision, surgical removal
|
edema
|
accumulation of fluid, swelling
|
electr/o
|
electricity
|
embry/o
|
embryo
|
emesis
|
vomiting
|
-emia
|
blood
|
encephal/o
|
brain
|
endo-
|
in, within
|
endocrin/o
|
endocrine
|
enter/o
|
intestine
|
epi-
|
upon, over
|
epididym/o
|
epididymis
|
episi/o
|
vulva
|
erg/o
|
work
|
erythr/o
|
red, red blood cell
|
esophag/o
|
ooesophagus
|
-esthesia, esthesi/o
|
sensation
|
eu-
|
true, good, easy, normal
|
ex/o
|
away from, outside
|
extra-
|
outside
|
fasci/o
|
fascia
|
ferr/i, ferr/o
|
iron
|
fet/o
|
fetus
|
fibr/o
|
fibre
|
-form
|
like, resembling
|
galact/o
|
milk
|
gangli/o, ganglion/o
|
ganglion
|
gastr/o
|
stomach
|
gen, genesis
|
origin, formation
|
-geusia
|
sense of taste
|
gingiv/o
|
gums
|
gli/o
|
neuroglia
|
glomerul/o
|
glomerulus
|
gloss/o
|
tongue
|
gluc/o
|
glucose
|
glyc/o
|
sugar, glucose
|
gnath/o
|
jaw
|
-gram
|
record of data
|
-graph
|
instrument for recording data
|
-graphy
|
act of recording data
|
gravida
|
pregnant woman
|
gyn/o, gynec/o
|
woman
|
hem/o, hemat/o
|
blood
|
hemi-
|
half, one side
|
-hemia
|
blood
|
hepat/o
|
liver
|
hetero-
|
other, different, unequal
|
hidr/o
|
sweat, perspiration
|
hist/o, histi/o
|
tissue
|
homo-, homeo-
|
same, unchanging
|
hydr/o
|
water, fluid
|
hyper-
|
over, excess, increased, abnormally high
|
hypn/o
|
sleep
|
hypo-
|
under, below, decreased, abnormally low
|
hypophys
|
pituitary, hypophysis
|
hyster/o
|
uterus
|
-ia
|
condition of
|
-ian
|
specialist
|
-ia/sis
|
condition of
|
-iatrics
|
field of medicine
|
-iatrist
|
specialist
|
-iatry
|
field of medicine
|
-ic
|
pertaining to
|
-ical
|
pertaining to
|
-ician
|
specialist
|
idr/o
|
sweat, perspiration
|
-ile
|
pertaining to
|
ile/o
|
ileum
|
ili/o
|
ilium
|
im-
|
not
|
immun/o
|
immunity, immune system
|
in-
|
not
|
infra-
|
below
|
in/o
|
fibre
|
insul/o
|
pancreatic islets
|
inter-
|
between
|
intra-
|
in, within
|
ir-, irit/o, irid/o
|
iris
|
-ism
|
condition of
|
iso-
|
equal, same
|
-ist
|
specialist
|
-it is
|
inflammation
|
jejun/o
|
jejunum
|
juxta-
|
near, beside
|
kali
|
potassium
|
kary/o
|
nucleus
|
kerat/o
|
cornea, keratin, horny layer of skin
|
kine, kinesi/o, kinet/o
|
movement
|
labi/o
|
lip
|
labyrinth/o
|
labyrinth (inner ear)
|
lacrim/o
|
tear, lacrimal apparatus
|
lact/o
|
milk
|
-lalia
|
speech, babble
|
lapar/o
|
abdominal wall
|
laryng/o
|
larynx
|
lent/i
|
lens
|
-lepsy
|
seizure
|
leuk/o-
|
white, colorless, white blood cell
|
leukocyt/o
|
white blood cell
|
-lexia
|
reading
|
lingu/o
|
tongue
|
lip/o
|
fat, lipid
|
lith
|
calculus, stone
|
-logy
|
study of
|
lumb/o
|
lumbar region, lower back
|
lymphaden/o
|
lymph node
|
lymphangi/o
|
lymphatic vessel
|
lymph/o
|
lymph, lymphatic system, lymphocyte
|
lymphocyt/o
|
lymphocyte
|
lysis
|
separation, loosening, dissolving, destruction
|
-lytic
|
lysing, destroying
|
macro-
|
large, abnormally large
|
mal-
|
bad, poor
|
malacia
|
softening
|
mamm/o
|
breast
|
mania
|
excited state, obsession
|
mast/o
|
breast
|
medull/o
|
inner part, medulla oblongata
|
mega-, megalo-
|
large, abnormally large
|
-megaly
|
enlargement
|
melan/o-
|
black, dark, melanin
|
mening/o, meninge/o
|
meninges
|
men/o, mens
|
month, menstruation
|
mes/o
|
middle
|
-meter
|
instrument for measuring
|
metr/o
|
measure
|
metr/o
|
uterus
|
-metry
|
measurement of
|
micro-
|
small, one millionth
|
-mimetic
|
mimicking, simulating
|
mon/o
|
one
|
morph/o
|
form, structure
|
muc/o
|
mucus, mucous membrane
|
multi-
|
many
|
muscul/o
|
muscle
|
myc/o
|
fungus, mold
|
myel/o
|
bone marrow, spinal cord
|
my/o
|
muscle
|
myring/o
|
tympanic membrane
|
myx/o
|
mucus
|
narc/o
|
stupor, unconsciousness
|
nas/o
|
nose
|
nat/i
|
birth
|
natri
|
sodium
|
necrosis
|
death of tissue
|
neo-
|
new
|
nephr/o
|
kidney
|
neur/o, neur/i
|
nervous system, nerve
|
noct/i
|
night
|
normo-
|
normal
|
nulli
|
none
|
nyct/o
|
night, darkness
|
ocul/o
|
eye
|
odont/o
|
tooth, teeth
|
-odynia
|
pain
|
-oid
|
like, resembling
|
olig/o-
|
few, scanty, deficiency of
|
-oma
|
tumor (tumour)
|
onc/o
|
tumor (tumour)
|
onych/o
|
nail
|
oo
|
ovum
|
oophor/o
|
ovary
|
ophthalm/o
|
eye
|
-opia
|
eye, vision
|
-opsia
|
vision
|
opt/o
|
eye, vision
|
orchid/o, orchi/o
|
testis
|
or/o
|
mouth
|
ortho-
|
straight, correct, upright
|
osche/o
|
scrotum
|
-ose
|
sugar
|
-o/sis
|
condition of
|
-osmia
|
sense of smell
|
oste/o
|
bone
|
ot/o
|
ear
|
-ous
|
pertaining to
|
ovari/o
|
ovary
|
ov/o
|
ovum
|
-oxia
|
oxygen (level of)
|
oxy
|
oxygen, sharp, acute
|
pachy-
|
thick
|
palat/o
|
palate
|
palpebr/o
|
eyelid
|
pan-
|
all
|
pancreat/o
|
pancreas
|
papill/o
|
nipple
|
para-
|
near, beside
|
para
|
woman who has given birth
|
parathyr/o, parathyroid/o
|
parathyroid
|
paresis
|
|
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