Roots, Suffixes and Prefixes from Textbook Flashcards
a-
no, not, without (atom, agranulocyte)
ab-
away (abducens, abduction)
acetabulo-
small cup (acetabulum)
acro-
tip, extremity, peak (acromion, acromegaly)
ad-
to, toward, near (adsorption, adrenal)
adeno-
gland (lymphadenitis, adenohypophysis)
aero-
air, oxygen (aerobic, anaerobic)
af-
toward (aff erent)
ag-
together (agglutination)
ala-
wing (ala nasi)
albi-
white (albicans, linea alba, albino)
algi-
pain (analgesic, myalgia)
aliment-
nourishment (alimentary)
allo-
other, diff erent (allele, allograft)
amphi-
both, either (amphiphilic, amphiarthrosis)
an-
without (anaerobic, anemic)
ana-
- up, build up (anabolic, anaphylaxis) 2. apart (anaphase, anatomy) 3. back (anastomosis)
andro-
male (androgen)
angi-
vessel (angiogram, angioplasty, hemangioma)
ante-
before, in front (antebrachium)
antero-
forward (anterior, anterograde)
anti-
against (antidiuretic, antibody, antagonist)
apo-
from, off , away, above (apocrine, aponeurosis)
arbor-
tree (arboreal, arborization)
artic-
- joint (articulation) 2. speech (articulate)
-ary
pertaining to (axillary, coronary)
-ase
enzyme (polymerase, kinase, amylase)
ast-,
astro- star (aster, astrocyte)
-ata,
-ate 1. possessing (hamate, corniculate) 2. plural of -a (stomata carcinomata)
athero-
fat (atheroma, atherosclerosis)
atrio-
entryway (atrium, atrioventricular)
auri-
ear (auricle, binaural)
auto-
self (autolysis, autoimmune)
axi-
axis, straight line (axial, axoneme, axon)
baro-
pressure (baroreceptor, hyperbaric)
bene-
good, well (benign, beneficial)
bi-
two (bipedal, biceps, bifid)
bili-
bile (biliary, bilirubin)
bio-
life, living (biology, biopsy, microbial)
blasto-
precursor, bud, producer (fibroblast, osteoblast, blastomere)
brachi-
arm (brachium, brachialis, antebrachium)
brady-
slow (bradycardia, bradypnea)
bucco-
cheek (buccal, buccinator)
burso-
purse (bursa, bursitis)
calc-
calcium, stone (calcaneus, hypocalcemia)
callo-
thick (callus, callosum)
calori-
heat (calorie, calorimetry, calorigenic)
calv-,
calvari- bald, skull (calvaria)
capito-
head (capitis, capitate, capitulum)
capni-
smoke, carbon dioxide (hypocapnia)
carcino-
cancer (carcinogen, carcinoma)
cardi-
heart (cardiac, cardiology, pericardium)
carot-
- carrot (carotene) 2. stupor (carotid)
carpo-
wrist (carpus, metacarpal)
case-
cheese (caseosa, casein)
cata-
down, break down (catabolism)
cauda-
tail (cauda equina, caudate nucleus)
-cel
little (pedicel)
celi-
belly, abdomen (celiac)
centri-
center, middle (centromere, centriole)
cephalo-
head (cephalic, encephalitis)
cervi-
neck, narrow part (cervix, cervical)
chiasm-
cross, X (optic chiasm)
choano-
funnel (choana)
chole-
bile (cholecystokinin, cholelithotripsy)
chondro-
- grain (mitochondria) 2. cartilage, gristle (chondrocyte, perichondrium)
chromo-
color (dichromat, chromatin, cytochrome)
chrono-
time (chronotropic, chronic)
cili-
eyelash (cilium, superciliary)
circ-
about, around (circadian, circumduction)
cis-
cut (incision, incisor)
cistern,
cisterna reservoir (Golgi cistern, cisterna chyli)
clast-
break down, destroy (osteoclast)
clavi-
hammer, club, key (clavicle, supraclavicular)
-cle
little (tubercle, corpuscle)
cleido-
clavicle (sternocleidomastoid)
cnemo-
lower leg (gastrocnemius)
co-
together (coenzyme, cotransport)
collo-
- hill (colliculus) 2. glue (colloid, collagen)
contra-
opposite (contralateral)
corni-
horn (cornified, corniculate, cornu)
corono-
crown (coronary, corona, coronal)
corpo-
body (corpus luteum, corpora quadrigemina)
corti-
bark, rind (cortex, cortical)
costa-
rib (intercostal, subcostal)
coxa-
hip (os coxae, coxal)
crani-
helmet (cranium, epicranius)
cribri-
sieve, strainer (cribriform, area cribrosa)
crino-
separate, secrete (holocrine, endocrinology)
crista-
crest (crista galli, mitochondrial crista)
crito-
to separate (hematocrit)
cruci-
cross (cruciate ligament)
-cule,
-culus small (canaliculus, trabecula, auricular)
cune-
wedge (cuneiform, cuneatus)
cutane-,
cuti- skin (subcutaneous, cuticle)
cysto-
bladder (cystitis, cholecystectomy)
cyto-
cell (cytology, cytokinesis, monocyte)
de-
down (defecate, deglutition, dehydration)
demi-
half (demifacet, demilune)
den-,
denti- tooth (dentition, dens, dental)
dendro-
tree, branch (dendrite, oligodendrocyte)
derma-,
dermato- skin (dermatology, hypodermic)
desmo-
band, bond, ligament (desmosome, syndesmosis)
dia-
- across, through, separate (diaphragm, dialysis) 2. day (circadian)
dis-
- apart (dissect, dissociate) 2. opposite, absence (disinfect, disability)
diure-
pass through, urinate (diuretic, diuresis)
dorsi-
back (dorsal, dorsum, latissimus dorsi)
duc-
to carry (duct, adduction, abducens)
dys-
bad, abnormal, painful (dyspnea, dystrophy)
e-
out (ejaculate, eversion)
-eal
pertaining to (arboreal, pineal)
ec-,
ecto- outside, out of, external (ectopic, ectoderm, splenectomy)
ef-
out of (efferent, effusion)
-elle
small (fontanelle, organelle, micelle)
electro-
electricity (electrocardiogram, electrolyte)
em-
in, within (embolism, embedded)
emesi-,
emeti- vomiting (emetic, hyperemesis)
-emia
blood condition (anemia, hypoxemia)
en-
in, into (enzyme, parenchyma)
encephalo-
brain (encephalitis, telencephalon)
enchymo-
poured in (mesenchyme, parenchyma)
endo-
within, into, internal (endocrine, endocytosis)
entero-
gut, intestine (mesentery, myenteric)
epi-
upon, above (epidermis, epiphysis, epididymis)
ergo-
work, energy, action (allergy, adrenergic, synergist)
eryth-,
erythro- red (erythema, erythrocyte)
esthesio-
sensation, feeling (anesthesia, somesthetic)
eu-
good, true, normal, easy (eupnea, aneuploidy)
exo-
out (exopeptidase, exocytosis, exocrine)
facili-
easy (facilitated)
fasci-
band, bundle (fascia, fascicle)
fenestr-
window (fenestrated)
fer-
to carry (efferent, uriniferous)
ferri-
iron (ferritin, transferrin)
fibro-
fiber (fibroblast, fibrosis)
fili-
thread (myofilament, filiform)
flagello-
whip (flagellum)
foli-
leaf (folic acid, folia)
-form
shape (cuneiform, fusiform)
fove-
pit, depression (fovea)
funiculo-
little rope, cord (funiculus)
fusi-
- spindle (fusiform) 2. pour out (perfusion)
gamo-
marriage, union (monogamy, gamete)
gastro-
belly, stomach (gastrointestinal, digastric)
-gen,
-genic, -genesis producing, giving rise to (pathogen,
carcinogenic,
glycogenesis)
genio-
chin (geniohyoid, genioglossus)
germi-
- sprout, bud (germinal, germinativum) 2. microbe (germicide)
gero-
old age (progeria, geriatrics, gerontology)
gesto-
- to bear, carry (ingest). 2. pregnancy (gestation, progesterone)
glia-
glue (neuroglia, microglia)
globu-
ball, sphere (globulin, hemoglobin)
glom-
ball (glomerulus)
glosso-
tongue (glossopharyngeal, hypoglossal)
glyco-
sugar (glycogen, glycolysis, hypoglycemia)
gono-
- angle, corner (trigone) 2. seed, sex cell, generation (gonad, oogonium, gonorrhea)
gradi-
walk, step (retrograde, gradient)
-gram
recording of (electrocardiogram, sonogram)
-graph
recording instrument (sonograph, electrocardiograph)
-graphy
recording process (sonography, radiography)
gravi-
severe, heavy (gravid, myasthenia gravis)
gyro-
turn, twist (gyrus)
hallu-
great toe (hallucis)
hemato-
blood (hematology, hematopoiesis)
hemi-
half (hemidesmosome, hemisphere)
-hemia
blood condition (polycythemia)
hemo-
blood (hemophilia, hemoglobin)
hetero-
different, other, various (heterozygous)
histo-
tissue, web (histology, histone)
holo-
whole, entire (holistic, holocrine)
homeo-
constant, unchanging, uniform (homeostasis, homeothermic)
homo-
same, alike (homologous, homozygous)
hyalo-
clear, glassy (hyaline, hyaluronic acid)
hydro-
water (dehydration, hydrolysis, hydrophobic)
hyper-
above, above normal, excessive (hyperkalemia, hypertonic)
hypo-
below, below normal, deficient (hypogastric, hyponatremia, hypophysis)
-ia
condition (anemia, hypocalcemia, osteomalacia)
-ial
pertaining to (synovial, epithelial)
-ic
pertaining to (isotonic, hemolytic, antigenic)
-icle,
-icul small (ossicle, canaliculus, reticular)
ilia-
flank, loin (ilium, iliac)
-illa,
-illus little (papilla)
-in
protein, substance (trypsin, fibrin, melanin)
infra-
below (infraspinous, infrared)
ino-
fiber (inotropic, inositol)
insulo-
island (insula, insulin)
inter-
between (intercellular, intervertebral)
intra-
within (intracellular, intraocular)
iono-
ion (ionotropic, cationic)
ischi-
to hold back (ischium, ischemia)
-ism
- process, state, condition (metabolism, rheumatism)
2.
doctrine, belief, theory (holism, reductionism, naturalism)
iso-
same, equal (isometric, isotonic, isomer)
-issimus
most, greatest (latissimus, longissimus)
-ite
little (dendrite, somite)
-itis
inflammation (dermatitis, gingivitis)
jug-
to join (conjugated, jugular)
juxta-
next to (juxtamedullary, juxtaglomerular)
kali-
potassium (hypokalemia)
karyo-
seed, nucleus (megakaryocyte, karyotype)
kerato-
horn (keratin, keratinocyte)
kine-
motion, action (kinetic, kinase, cytokinesis)
labi-
lip (labium, levator labii)
lacera-
torn, cut (foramen lacerum, laceration)
lacrimo-
tear, cry (lacrimal gland, nasolacrimal)
lacto-
milk (lactose, lactation, prolactin)
lamina-
layer (lamina propria, laminar flow)
latero-
side (bilateral, ipsilateral)
lati-
broad (fascia lata, latissimus dorsi)
-lemma
husk (sarcolemma, neurilemma)
lenti-
lens (lentiform)
-let
small (platelet)
leuko-
white (leukocyte, leukemia)
levato-
to raise (levator labii, elevation)
ligo-
to bind (ligand, ligament)
line-
line (linea alba, linea nigra)
litho-
stone (otolith, lithotripsy)
-logy
study of (histology, physiology, hematology)
lucid-
light, clear (stratum lucidum, zona pellucida)
lun-
moon, crescent (lunate, lunule, semilunar)
lute-
yellow (macula lutea, corpus luteum)
lyso-,
lyto- split apart, break down (lysosome, hydrolysis, electrolyte,hemolytic)
macro-
large (macromolecule, macrophage)
macula-
spot (macula lutea, macula densa)
mali-
bad (malignant, malocclusion, malformed)
malle-
hammer (malleus, malleolus)
mammo-
breast (mammary, mammillary)
mano-
hand (manus, manipulate)
manubri-
handle (manubrium)
masto-
breast (mastoid, gynecomastia)
medi-
middle (medial, mediastinum, intermediate)
medullo-
marrow, pith (medulla)
mega-
large (megakaryocyte, hepatomegaly)
melano-
black (melanin, melanocyte, melancholy)
meno-
month (menstruation, menopause)
mento-
chin (mental, mentalis)
mero-
part, segment (isomer, centromere, merocrine)
meso-
in the middle (mesoderm, mesentery)
meta-
beyond, next in a series (metaphase, metacarpal)
metabol-
change (metabolism, metabolite)
-meter
measuring device (calorimeter, spirometer)
metri-
- length, measure (isometric, emmetropic). 2. uterus (endometrium)
micro-
small (microscopic, microcytic, microglia)
mito-
thread, filament (mitochondria, mitosis)
mono-
one (monocyte, monogamy, mononucleosis)
morpho-
form, shape, structure (morphology, amorphous)
muta-
change (mutagen, mutation)
myelo-
- spinal cord (poliomyelitis, myelin) 2. bone marrow (myeloid, myelocytic)
myo-,
mysi- muscle (myoglobin, myosin, epimysium)
natri-
sodium (hyponatremia, natriuretic)
neo-
new (neonatal, gluconeogenesis)
nephro-
kidney (nephron, hydronephrosis)
neuro-
nerve (aponeurosis, neurosoma, neurology)
nucleo-
nucleus, kernel (nucleolus, nucleic acid)
oo-
egg (oogenesis, oocyte)
ob-
- life (aerobic, microbe) 2. against, toward, before (obstetrics, obturator, obstruction)
oculo-
eye (oculi, oculomotor)
odonto-
tooth (odontoblast, periodontal)
-oid
like, resembling (colloid, sigmoid, ameboid)
-ole
small (arteriole, bronchiole, nucleolus)
oligo-
few, a little, scanty (oligopeptide, oliguria)
-oma
tumor, mass (carcinoma, hematoma)
omo-
shoulder (omohyoid, acromion)
onycho-
nail, claw (hyponychium, onychomycosis)
op-
vision (optics, myopia, photopic)
-opsy
viewing, to see (biopsy, rhodopsin)
or-
mouth (oral, orbicularis oris)
orbi-
circle (orbicularis, orbit)
organo-
tool, instrument (organ, organelle)
ortho-
straight (orthopnea, orthodontics, orthopedics)
-ose
- full of (adipose) 2. sugar (sucrose, glucose)
-osis
- process (osmosis, exocytosis) 2. condition, disease (cyanosis, thrombosis). 3. increase (leukocytosis)
osmo-
push (osmosis, chemiosmotic)
osse-,
oste- bone (osseous, osteoporosis)
oto-
ear (otolith, otitis, parotid)
-ous
- full of (nitrogenous, edematous) 2. pertaining to (mucous, nervous) 3. like, characterized by (squamous, filamentous)
ovo-
egg (ovum, ovary, ovulation)
oxy-
- oxygen (hypoxia, oxyhemoglobin) 2. sharp, quick (oxytocin)
palli-
pale (pallor, globus pallidus)
palpebro-
eyelid (palpebrae)
pan-
all (panhypopituitarism, pancreas)
panni-
cloth, rag (pannus, panniculus)
papillo-
nipple (papilla, papillary)
par-
birth (postpartum, parturition, multiparous)
para-
next to (parathyroid, parotid)
parieto-
wall (parietal)
patho-
- disease (pathology, pathogen) 2. feeling (sympathetic)
pecto-
- chest (pectoralis) 2. comblike (pectineus)
pedi-
- foot (bipedal, pedicle) 2. child (pediatrics)
pelvi-
basin (pelvis, pelvic)
-penia
deficiency (leukopenia, thrombocytopenia)
penna-
feather (unipennate, bipennate)
peri-
around (periosteum, peritoneum, periodontal)
perone-
fibula (peroneus tertius, peroneal nerve)
phago-
eat (phagocytosis, macrophage)
philo-
loving, attracted to (hydrophilic, amphiphilic)
phobo-
fearing, repelled by (hydrophobic)
phor-
to carry, bear (diaphoresis, electrophoresis)
phragm-
partition (diaphragm)
phreno-
diaphragm (phrenic nerve)
physio-
nature, natural cause (physiology, physician)
-physis
growth (diaphysis, hypophysis)
pilo-
hair (piloerection)
pino-
drink, imbibe (pinocytosis)
planto-
sole of foot (plantaris, plantar wart)
plasi-
growth (hyperplasia, neoplasia)
plasm-
shaped, molded (cytoplasm, endoplasmic)
plasti-
form (thromboplastin)
platy-
flat (platysma)
pnea-
breath, breathing (eupnea, dyspnea)
pneumo-
air, breath, lung (pneumonia, pneumothorax)
podo-
foot (pseudopod, podocyte)
poies-
forming (hematopoiesis, erythropoietin)
poly-
many, much, excessive (polypeptide, polyuria)
primi-
first (primary, primipara, primitive)
pro-
- before, in front, first (prokaryote, prophase, prostate) 2. promote, favor (progesterone, prolactin)
pseudo-
false (pseudopod)
psycho-
mind (psychosis, psychosomatic)
ptero-,
pterygo- wing (pterygoid)
-ptosis
dropping, falling, sagging (apoptosis, nephroptosis)
puncto-
point (puncta)
pyro-
fire (pyrogen, antipyretic)
quadri-
four (quadriceps, quadratus)
quater-
fourth (quaternary)
radiat-
radiating (corona radiata)
rami-
branch (ramus)
recto-
straight (rectus abdominis, rectum)
reno-
kidney (renal, renin)
reti-
network (reticular, rete testis)
retinac-
retainer, bracelet (retinaculum)
retro-
behind, backward (retroperitoneal, retrovirus)
rhombo-
rhombus (rhomboideus, rhombencephalon)
rubo-,
rubro- red (bilirubin, rubrospinal)
rugo-
fold, wrinkle (ruga, corrugator)
sacculo-
little sac (saccule)
sarco-
flesh, muscle (sarcoplasm, sarcomere)
scala-
staircase (scala tympani)
sclero-
hard, tough (sclera, sclerosis)
scopo-
see (microscope, endoscopy)
secto-
cut (section, dissection)
semi-
half (semilunar, semimembranosus)
sepsi-
infection (asepsis, septicemia)
-sis
process (diapedesis, amniocentesis)
sole-
sandal, sole of foot, flatfish (sole, soleus)
soma-,
somato- body (somatic, somatotropin)
spheno-
wedge (sphenoid)
spiro-
breathing (inspiration, spirometry)
splanchno-
viscera (splanchnic)
spleno-
- bandage (splenius capitis) 2. spleen (splenic artery)
squamo-
scale, flat (squamous, desquamation)
stasi-,
stati- put, remain, stay the same (hemostasis, homeostatic)
steno-
narrow (stenosis)
ster-,
stereo- solid, three-dimensional (steroid, stereoscopic)
sterno-
breast, chest (sternum, sternocleidomastoid)
stria-
stripe (striated, corpus striatum)
sub-
below (subcutaneous, subclavicular)
sulc-
furrow, groove (sulcus)
supra-
above (supraspinous, supraclavicular)
sura-
calf of leg (triceps surae)
sym-
together (sympathetic, symphysis)
syn-
together (synostosis, syncytium)
tachy-
fast (tachycardia, tachypnea)
tarsi-
ankle (tarsus, metatarsal)
tecto-
roof, cover (tectorial membrane, tectum)
telo-
last, end (telophase, telencephalon)
tempo-
time (temporal)
terti-
third (tertiary)
theli-
nipple, female, tender (epithelium, polythelia)
thermo-
heat (thermogenesis, thermoregulation)
thrombo-
blood clot (thrombosis, thrombin)
thyro-
shield (thyroid, thyrohyoid)
-tion
process (circulation, pronation)
toci-
birth (oxytocin)
tomo-
- cut (tomography, atom, anatomy)
2.
segment (dermatome, myotome, sclerotome)
tono-
force, tension (isotonic, tonus, myotonia)
topo-
place, position (isotope, ectopic)
trabo-
plate (trabecula)
trans-
across (transpiration, transdermal)
trapezi-
- table, grinding surface (trapezium)
2.
trapezoidal (trapezius)
tri-
three (triceps, triglyceride)
tricho-
hair (trichosiderin, peritrichial)
trocho-
wheel, pulley (trochlea)
troph-
- food, nourishment (trophic, trophoblast)
2.
growth (dystrophy, hypertrophy)
tropo-
to turn, change (metabotropic, gonadotropin)
tunica-
coat (tunica intima, tunica vaginalis)
tympano-
drum, eardrum (tympanic, tensor tympani)
-ul
small (trabecula, tubule, capitulum, glomerulus)
-uncle,
-unculus small (homunculus, caruncle)
uni-
one (unipennate, unipolar)
uri-
urine (glycosuria, urinalysis, diuretic)
utriculo-
little bag (utriculus)
vagino-
sheath (invaginate, tunica vaginalis)
vago-
wander (vagus)
vaso-
vessel (vascular, vas deferens, vasa recta)
ventro-
belly, lower part (ventral, ventricle)
vermi-
worm (vermis, vermiform appendix)
vertebro-
spine (vertebrae, intervertebral)
vesico-
bladder, blister (vesical, vesicular)
villo-
hair, hairy (microvillus)
vitre-
glass (in vitro, vitreous humor)
vivi-
life, alive (in vivo, revive)
zygo-
union, join, mate (zygomatic, zygote, azygos)