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267 terms

Medical Prefixes & Suffixes

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-an
relating to, native of, like saurian
acanth-
spiny, thorny, prickly: acanthocyte
acetabul-
hip socket, acetabulum
acous-
hearing: acoustic
actin-
light: actinometer
acu-
sharp, severe, sudden: acupuncture
acusis, acusia, acousia
hearing: anacusis
agog
to drive, flow, elicit: galactagogoue
agon
assemble
agra
excessive pain: pellagra
alges
sensitivity to pain: hyperalgesia
alveol
air sac: alveolectomy
ambly
dim, dull: amblyaphia
-amine
nitrogen compound: amino acid
amni
fetal membrane; amniotic fluid
amyl
starch
an/o
anus
anis
unequal
ankyl
stiff
apheresis
removal
aphth
ulcer
a
without; avascular
ab
from; abduct
-ac
pertaining to; cardiac
acr-
extremity; acromegaly
ad
to,toward; adduct
aden
gland; adenoid
adip-
fat;adipocyte
aer-
air; aerobic
af-
toward; afferent
-al
pertaining to; brachi-al
alb-
white; albino
-algia
pain; neurolgia
allo-
other; allograft
ana-
up, back; anaphase
andro-
male; androgen
angio-
vessel; angiogram
ante-
before; antebrachial
anti-
against, antibiotic
apo
from; apocrine
arachn-
spider; arachnid
arter-
artery; arterial
arthro
joint; arthroscopy
-asis, -asia
state, condition; homeostasis, homeostasia
astro-
star; astrocyte
atel-
imperfect; atelectasis
aur-
ear; auricle
auto-
self; automatic
baro-
pressure; barometer
bi-
two; bifurcate
bio-
life; biology
blast-
precursor; blasocyst
brachi-
arm; brachiocephalic
brachy-
short; brachydactyly
brady-
slow; bradycardia
bronch-
windpipe, airway; bronchial
carcin-
cancer;carcinogenic
cardi-
heart; cardia
-cele
tumor, hernia, swelling; blasto-cele
-centesis
puncture; thoraco-centesis
cephal-
head; brachiocephalic
cerebr-cerebro-
brain; cerebral
cervic-
neck: cervical
chole-
bile; cholecystitis
-chondrion
granule; mitochondrion
chondro-
cartilage; chondrocyte
chrom-
color; chromatin
circum-
around; circumduction
-clast
broken; osteo-clast
coel-
cavity; coelom
colo-
colon
contra-
against; contralateral
corp-
body; corpuscle
cortic-
rind or bark; corticospinal
cost-
rib; costal
cranio
skull; craniosacral
cribr-
sieve; cribriform
-crine
to separate; endocrine
cut-
skin; cutaneous
cyan-
blue; cyanosis
cyst-
sac; blastocyst
cyt-
hollow cell; cytology
de-
from, away; deactivation
dendr-
tree; dendrite
dent-
teeth; dental
derm
skin; epiderm
desmo
band; desmosome
di
twice; disaccharid
dia
through; diameter
digit
finger or toe; digital
dipl-
double; diploid
dis-
apart, away from; disability
diure-
to urinate; diuresis
dys-
painful; dysmenorrhea
-ectasis
expansion; atelectasis
ecto
outside; ectoderm
-ectomy
excision; appendectomy
ef
away from; efferent
emmetro
improper measure; emmetropia
encephalo
brain; encephalitis
end, endo
inside; endometrium
entero
intestine; enteric
epi
on; epimysium
erythema
flushed (skin); erythematosis
erythro
red; erythrocyte
ex
out, away from; exocytosis
extra
outside of, beyond, in addition; extracellular
ferr
iron; transferrin
fil
thread; filament
-form
shape; fusiform
gastr
stomach; gastrointestinal
-gen, genic
to produce; mutagen
genicula
kneelike structure; geniculates
genio
chin; geniohyoid
gest
to bear; gestation
glosso
tongue; hypoglossal
glyco
sugar; glycogen
-gram
record; myogram
gran
grain; granulocyte
-graph, -graphia
to write, record; electroencephalograph
gyne, gyno
woman; gynecologist
hem, hemato
blood; hemopoiesis
hemi
half; hemisphere
hepato
liver; hepatocyte
hetero
other; heterozygous
histo
tissue; histology
holo
entire; holocrine
homeo, homo
same; homeostasis
hyal, hyalo
glass; hyaline
hydro
water; hydrolysis
hyo
u-shaped; hyoid bone
hyper
above; hyperpolarization
hypo
under; hypothyroid
hyster
uterus; hysterectomy
-ia
state or condition; insomnia
idi
one's own
ile-
ileum; ileocolic sphincter
ili-
illium; largest bone of pelvis
in-
into, not; inactive
infra
below, inferior; infraorbital
inguin
groin
inter
between; interventricular
intra
within, into; intracapsular
ipsi
same; ipsilateral
iso
same, equal; isotonic
-itis
inflammation; dermatitis
karyo
body; megakaryocyte
kerato
horn; keratin
kino, -kinin
to move; bradykinin
lact, lacto, lactin
milk, prolactin
lapar
flank or loins; laparoscopy
-lemma
husk; plasmalemma
leuko
white; leukocyte
liga
to bind together; ligase
lip, lipo
fat; lipoid, lipids
lith
stone; choleithiasis
lyso, -lysis, -lyze
dissolution; hydrolysis
macr
large; macrophage
mal
bad, abnormal; malabsorption
mamilla
little breast; mamillary
mast, masto
breast; mastoid
mega
big; megakaryocyte
melan
black; melanocyte
men
month; menstrual
mero
part; merocrine
meso
middle; mesoderm
meta
after, beyond; metaphase
micr
small; microscope
mono
single, one; monocyte
morpho
from; morphology
multi
many; multicellular
-mural
wall; intramural
myelo
marrow; myeloblast
myo
muscle; myofilament
narc
to numb or deaden; narcotics
nas
nose; nasolacrimal
natri
sodium; natriuretic
necr
corpse; necrosis
nephr
kidney; nephron
neur, neuro-
nerve; neuromuscular
oculo
eye; oculomotor
odont
tooth; odontoid
-oid
form, resemblance; odontoid
oligo
little, few; oligopeptide
-ology
study; physiology
-oma
swelling; carcinoma
onco
mass, tumor; oncology
oo
egg; oocyte
ophthalm
eye; ophthalmic
-opia
eye; myopia
orb
circle; orbicularis
orchi
testis; orchiectomy
orth
correct, straight; orthopedist
-osis
state, condition; neurosis
osteon, osteo
bone; osteocyte
oto
ear; otolith
para
beyond; paraplegia
patho-, -path, -pathy
disease; pathology, idiopath
pedia
child; pediatrician
per
through, throughout; percutaneous
peri
around; perineurium
phag
to eat; phagocyte
-phasia
speech; aphasia
-phil, -philia
love; hydrophilic
phleb
vein; phlebitis
-phobe, -phobia
fear; hydrophobic
phot
light; photoreceptor
-phylaxis
a guard; prophylaxis
physio
nature; physiology
-plasia
formation; dysplasia
platy
flat; platysma
-plegia
a blow, paralysis; paraplegia
-plexy
to strike; apoplexy
pneum
air; pneumotaxic
podo
foot; podocyte
-poiesis
making; hemopoiesis
poly
many; polysaccharide
post
after; postnatal
pre
before: precapillary
presby
old; presbyopia
pro
before; prophase
proct
anus; proctology
pterygo
wing; pterygoid
pulmo
lung; pulmonary
pulp
flesh; pulpitis
pyel
trough or pelvis; pyelitis
quadr
one quarter; quadriplegia
re
back, again; reinfection
retro
backward; retroperitoneal
rhin
nose; rhinitis
-rrhage
to burst forth; hemorrhage
-rrhea
flow, discharge; amenorrhea
sarco
flesh; sarcomere
scler, sclero
hard; sclerosis
-scope
to view; colonoscopy
-sect
to cut; transect
semi
half; semitendinous
septic
putrid; antiseptic
-sis
state or condition; metastasis
som, -some
body; somatic
spino
spine, vertebral; spinothalamic
-stalsis
contractile; peristalsis
sten
a narrowing; stenosis
-stomy
mouth, opening; colostomy
stylo
stake, pole; styloid
sub
below, inferior; subcutaneous
super-
above or beyond; superficial
supra-
on the upper side, above; supraspinous
syn
together; synthesis
tachy
fast; tachycardia
telo
end; telophase
tetra
four; tetrapod
therm, thermo
heat; thermoregulation
thorac
chest; thoracic
thromb
clot; thrombosis
-tomy
to cut; appendectomy
tox
poison; toxemia
trans
through; transmembrane
tri
three; trimester
-tropic
turning; adrenocorticotropic
tropho
nutrition; trophoblast
-trophy
nourishing; atrophy
tropo
turning; troponin
uni
one; unicellular
uro
urine; glycosuria
vas, vaso-
vessel: vascular
zyg
yoked; zygote