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word components
common roots
Term | Definition |
---|---|
abdomin(o) | abdomen (abdominopelvic (abdomen and pelvis) |
acou- | hearing (acoustics (the science of sounds) |
acr(o)- | extremity,peak (acrodermatitis (inflammation of skin of the extremities) |
aden(o)- | gland adenocele (cystic tumor in a gland) |
adipo- | fat (adipose (fatty) |
alb- | white (albumin (protein found in blood) |
andr(o)- | male (androgen (male sex hormone) |
angi(o)- | vessel (angiography (x-ray of a vessel) |
ankyl- | crooked, fusion (ankylosis (consolidation of a joint) |
bili- | bile (biliary (pertaining to bile or the gallbladder) |
blast- or -blast | embryonic state (blastocyte (embrightyonic cell) |
blephar(o)- | eyelid (blepharitis (inflammation of the eyelid) |
brachi(o)- | arm (brachial artery (artery of upper arm) |
brady- | slow (bradycardia (slow heart rhythm) |
calc- | heel (calcaneus (heel bone) |
carcin(o)- | cancer (carcinoma (malignant growth) |
cardi(o)- | heart (cardiac muscle (heart muscle) |
caud- | tail (caudal (toward the tail) |
cephal(o)- | head (cephalgia (pain in the head) |
cerebr(o)- | cerebrum (cerebral embolism (occlusion of a cerebral vessel by a blood clot) |
cervic(i)(o)- | neck (cervical plexus (network of cervical nerves) |
chol(e)- | bile (cholelithiasis (inflammation of the gallbladder) |
chondr(o)- | cartilage (chondritis (inflammation of cartilage) |
col(i)(o)- | colon (colitis (inflammation of the colon) |
cost(o)- | rib (costochondral (relating to a rib and its cartilage) |
cut- | skin (cutaneous (relating to skin) |
cyan(o)- | blue (cyanotic (blue-colored) |
cyst(i)(o)- | bladder (cystitis (inflammation of the urinary bladder) |
cyt(o)- | cell (cytology (study of cells) |
derm- or -derm | skin (dermatitis (skin inflammation) |
dors(i)(o)- | back (dorsiflexion (upward bending of hand or foot) |
enter(o)- | intestine (enterocolitis (inflammation of the intestines and colon) |
erythr(o)- | red (erythrocytes (red blood cells) |
fasci- | bundle (fasciae (bundles of muscle fibers) |
febri- | fever (febrile (feverish) |
fil- | threadlike (filament (fine thread) |
galact(o)- | milk (galactose(sugar obtained from milk) |
gastro- | stomach (gastritis (inflammation of stomach) |
Ger(o)-or geront(o)- | aging (gerontology (study of aging) |
gest- | carry (gestation (pregnancy) |
gloss(o)- | tongue (glossitis (inflammation of tongue) |
glyc(o- or gluc(o) | sweet (glycogen,glucogen (forms of sugar) |
gyn(o)- | woman, particularly female reproductive organs (gynecology (study of women's reproductive organs) |
heme(a)(o)- or hemato- | blood (hematology (study of blood) |
hepat(o)- | liver (hepatitis (inflammation of the liver) |
hist(i)(o)- | tissue (histography (process of describing tissue and cells) |
hydro- | water, hydrogen (hydrops (excess watery fluid) |
hyster- | uterus (hysterectomy (surgical removal of the uterus) |
ile(o)- | ileum (ileostomy (surgical opening in the ileum) |
ili(o)- | ilium,flank (iliac muscle (muscle that allows thigh movement) |
ischi(o)- | hip (ischiopubic (pertaining to the ischium and pubes) |
jejun(o)- | jejunum (jejunectomy (excision of the jejunum) |
kerat(o)- | horny tissue, cornea (keratectasia (a thin,scarred cornea) |
kine(the)(o)- | movement (kinetic (pertaining to motion) |
labio- | lips (labiograph (an instrument that records lip movement) |
lact(o)- | milk (lactation (secretion of milk by the breasts) |
laryng(o)- | larynx (laryngectomy (surgical removal of the larynx) |
latero- | side (lateroflexion (flexion to one side) |
leuk(o)- | white (leukocytes (white blood cells) |
lip(o)- | fat (lipedema (excess fat and fluid in subcutaneous tissue) |
lith(o)- | stone (lithocystotomy (surgical removal of bladder stones) |
mamm(o)- | breast (mammogram (breast x-ray) |
mast(o)- | breast (mastectomy (surgical removal of breast tissue) |
melan(o)- | black (melancholia (depression) |
meno- | menses (menostaxis (prolonged menstrual period) |
ment- | mind (mental illness (psychiatric disorder) |
mio- | less,smaller (miosis (excessive contraction of the pupil) |
mito- | threadlike mitochondria (rod-shaped cellular organelle) |
my(o)- | muscle (myocele (hernia of muscle) |
myc(o)- | fungus (mycology (study of fungi and fungal diseases) |
myel(o)- | marrow,spinal cord (myelalgia (pain in the spinal cord) |
myx- | mucus (myxoid (resembling mucus) |
nas(o)- | nose (nasolabial (between the nose and lip) |
nephr(o)- | kidney (nephritis (kidney inflammation) |
ocul(o)- | eye (oculomotor (eye movement) |
ophthalm(o)- | eye (ophthalmia (inflammation of the eye) |
orchi(o)- | testes (orchitis (inflammation of the testes) |
oro- | mouth (oronasal (mouth and nose) |
oss- or oste(o)- | bone (osteomyelitis (inflammation of bone and muscle) |
ot(o)- | ear (otitis (ear inflammation) |
ox(y)- | oxygenation (oxyhemoglobin (hemoglobin combined with molecular oxygen) |
path(o)- | disease (pathogen (disease-causing organism) |
ped(o)- | child (pediatrics (care of children) |
pharmaco- | medicine (pharmacotherapy (treatment with medication) |
pharyng(o)- | pharynx (pharyngitis (sore throat) |
phleb(o)- | vein (phlebitis (inflammation of a vein) |
phot(o)- | light (phototherapy (treatment by exposure to light) |
plasm(o)- | liquid part of blood (plasminogen (protein found in tissues and body fluid)lung |
pleur(o)- | pleura,rib,side (pleurisy (inflammation of pleura) |
pneum(o)- | lung (pneumonia (inflammation of the lung) |
pod(o)- | foot (podiatry (care of the foot) |
proct(o)- | rectum (proctectomy (excision of the rectum) |
prote(o)- | protein (proteinemia (excess protein in the blood) |
psych(o)- | mind (psychiatry (study and treatment of mental disorder) |
pulmo(n)- | lung (pulmoaortic (pertaining to the lungs and aorta) |
pyel(o)- | kidney (pyelonephrosis (disease of the kidney and renal pelvis) |
pyr(o)- | heat (pyrogen(an agent that causes fever) |
ren(o)- | kidney (renography (x-ray of the kidney) |
rhin(o)- | nose (rhinitis (inflamed mucous membranes of the nose) |
rub(r)- | red (bilirubin (bile pigment) |
sangui- | blood (sanguineous drainage (blood drainage) |
sarc(o)- | flesh (sarcoma (a highly malignant tumor made of connective tissue cells) |
scler(o)- | hard (sclerosis (hardening of tissue) |
scolio- | crooked (scoliosis (curvature of the spine) |
sensi- | perception,feeling (sensory (pertaining to the senses) |
sep- | decay (sepsis (infection in the bloodstream) |
soma- or somat(o)- | body (somatization (psychiatric condition expressed through physical symptoms) |
sten(o)- | narrow (stenosis (narrowing of a body passage) |
tachy- | rapid,swift (tachycardia (rapid heart beat) |
therm(o)- | heat (thermometer (instrument for measuring temperature) |
thorac(o)- | chest (thoracotomy (surgical opening of the chest wall) |
thromb(o)- | clot (thrombectomy (excision of a clot from a blood vessel) |
toxi(o)- | poison (toxicosis (poisoning) |
trache(o)- | trachea (tracheobronchitis (inflammation of the trachea and bronchhi) |
ur(o)- | urinary,urine (uropoiesis (formation of urine) |
vas(o)- | vessel (vasospasm (spasm of a blood vessel) |
ven(i)(o)- | vein (venosclerosis (sclerosis or hardening of the veins) |
vesic(o)- | bladder (vesicospinal (pertaining to the urinary bladder and spine) |