Medical Prefixes, Roots & Suffixes PDF

P R E F I X E S Word Component Meaning Examples multi- many multifocal (Arising from many locations) olig(o)- few, little...

P R E F I X E S Word Component Meaning Examples multi- many multifocal (Arising from many locations) olig(o)- few, little oliguna (too little urine) pari(a)- near, beside, accessory to paracentesis (puncture of a cavity for aspiration of uid) pen- around pencecal (around the cecum) pico- one-trillionth picornavirus (extremely small RNA virus) much, many polydipsia (excessive thirst) post- behind, after postoperative (after surgery) pre- before, in front pre-anesthesia (before anesthetics) pro- favoring, supporting, subtitute procoagulant (promotes coagulation) pseudo- false pseudocyst (a cavity resembling a cyst) re- back, contrary recurrent fever (fever that returns at remission) retr(o)- backward retroauricular (behind the auricle) semi- half semi exion (limb midway between extend and ex) sub- under subclinical (without symptoms) super- above supercilia (the eyebrow) supra- above, upon supraorbital (above the orbit) tetra- four tetralogy (group of four) trans- across, through transdermal (entering through the skin) R O O T S abdomini(o)- abdomen abdominopelvic (abdomen and pelvis) acou- hearing acoustic (science of sounds) acr(o)- extremity, peak acrodermatitis (in ammation of skin of extremities) aden(o)- gland adenocele (cystic tumor in a gland) adipo- fat adipose (fatty) alb- white albumin (protein in blood) andr(o)- make androgen (male sex hormone) angi(o)- vessel angiography (X-ray of a vessel) ankyl(o)- crooked, fusion ankylosis (consolidation of a joint) bili- bile binary (bile or gallbladder) fl fl fl fl  R O O T S Word Component Meaning Examples blast- or -blast embryonic state blastocyste (embryonic cell) blephar(o)- eyelid blepharitis (in amed eyelid) branchi(o)- arm bronchial artery (upper arm artery) 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) caphall(o)- head cephalalgia (pain in the head) cerebr(o)- cerebrum cerebral embolism (occlusion of cerebral vessel by a blood clot) cervic(i)(o)- neck cervical plexus (network of cervical nerves) chol(e)- bile cholecystitis (in amed gallbladder) chondr(o)- cartilage chondritis (in amed cartilage) col(i)(o)- colon colitis (in amed colon) cost(o)- rib costochondral (rib or cartilage cut skin cutaneous (relating skin) cyan(o) blue cyanotic (blue colored) cyst(i)(o) bladder cystitis (in amed urinary bladder) cyt(o) cell cytology (study of cells) derm- or -derm Skin dermatitis (in amed skin) dors(i)(o)- back dorsi exion (upward bending) enter(o)- intestine enterocolitis (in amed intestines & colon) enrythr(o)- red erythrocytes (RBCs) fasci- bundle fascicle (bundle of muscle bers) febri- fever febrile (feverish) l- threadlike lament ( ne thread) galact(o)- milk galactose (sugar obtained from milk) gastro- stomache gastritis (in amed stomach) ger(o)- or geront(o)- aging gerontology (study of aging) gest carry gestation (pregnancy) fi fi fl fl fi fl fl fl fl fl fl fl fi  R O O T S Word Component Meaning Examples gloss(o)- tongue glossitis (in amed tongue) glyc(o)- or gluc(o) sweet glycogen, glycogen (forms of sugar) gyn(o)- woman rep organs gynecology (study of women’s rep organs) heme(a)(o)- or hemato- blood hematology (study of blood) hepat(o)- liver hepatitis (in amed liver) hist(i)(o)- tissue histography (describing tissues & cells) hydro- water, hydrogen hydros (excess watery uid) hyster- uterus hysterectomy (surgical removal of uterus) ile(o)- ileum ileostomy (surgical opening of ileum) ili(o)- ank iliac muscle (allows thigh movement) ischi(o)- hip ischiopubic (pubes) jejun(o)- jejunum jejunectomy (excision of the jejunum) kerat(o)- horny tissue, cornea keratectasia (a thin scarred cornea) kine(t)(o)- movement kitenic (pertaining to motion) labio- labio- labiograph (instrument to record lip movement) lact(o)- milk lactation (secretion of milk by breast) laryng(o)- larynx laryngectomy (surgical removal of larynx) latero- side latero exion ( exion on one side) leuk(o)- white leukocytes (WBC) lip(o)- fat lipedema (excess fat & uid in subcutaneous tissues) litho- stone lithocystotomy (surgical removal of bladder stones) mammo- breast mammogram (breast X-ray) mast(o)- breast mastectomy (surgical removal of the breast) melan(o)- black melanchola (depression) meno- menses menostaxis (prolonged menstrual period) ment- mind mental illness (psychiatric disorder) mio- less, smaller menses (excessive contraction of pupil) mito- threadlike mitochondria (rod shapes cellular organelle) my(o)- muscle mycele (hernia of muscle) myc(o)- fungus mycology (study of fungi) fl fl fl fl fl fl fl  R O O T S Word Component Meaning Examples myel(o) marrow, spinal cord myelalgia (pain of spinal cord) myx- mucus myxoid (resembling mucus nas(o)- nose nasolabial (between nose & lip) nephr(o)- kidney nephritis (kidney in ammation) ocul(o)- eye oculomotor (eye movement) ophthalm(o)- eye ophthalmia (in amed eye) orchi(o)- testes orchitis (in amed testes) oro(o)- mouth oronasal (mouth & nose) oss- or oste(o) bone osteomyelitis (in amed bone & muscle) ot(o)- ear otitis (in amed ear) ox(y)- oxygenation oxyhemoglobin (hemoglobin with oxygen) path(o)- disease pathogen (disease causing organism) per(o)- child pediatrics (care of children) pharmaco- eye pharmacotherapy (treatment with medication) phleb(o)- vein phlebitis (in amed vein) pharyng(o)- pharynx pharyngitis (sore throat) phot(o)- light phototherapy (treatment by exposure to light) plasm(o)- liquid part of blood plasminogen (protein in tissue & body uids) pleur(o)- pleura, rib, side pleurisy (in amed pleura) pneum(o)- lung pneumonia (in amed lung) pod(o)- foot podiatry (care of the foot) proct(o)- rectum proctectomy (excision of rectum) procte(o)- protein proteinemia (excess protein in blood) pysch(o)- mind psychiatry (study of mental disorder treatments) pulmo(n)- lung pulmoartic (lung and aorta) pyel(o)- kidney pyelonephrosis (kidney & renal pelvis disease) pyr(o)- heal pyrogen (an agent that causes fever) ren(o)- kidney renography (kidney X-ray) rhin(o)- nose rhinitis (in amed mucous membranes) rub- red bilirubin (bile pigment) fl fl fl fl fl fl fl fl fl fl  R O O T S Word Component Meaning Examples sangui- blood sanguineous drainage (bloody drainage) sacr(o)- esh sarcoma (highly malignant tumor made of connective tissues) scler(o)- hard sclerosis (hardening of tissue) scolio- crooked scoliosis (curvature of spine) sensi- perception, feeling sensory (senses) sep- decay sepsis (bloodstream infection) soma- or somat(o) body somatizatiom (psychiatric condition expressed in physical symptoms) sten(o)- narrow stenosis (narrowing of body passage) tachy- rapid, swift tachycardia (rapid heartbeat) therm(o)- heat thermometer (measure temperature) thorac(o)- Chest thoracotomy (surgical opening of chest) thrombo- clot thrombectomy (excision of a clot blood vessel) taxi(o) poison toxicosis (poisoning) trache(o)- trachea tracheobronchitis (in amed trachea & bronchi) ur(o)- urinary, urine uropoiesis (urine formation) vas(o)- vessel vasospasm (spasm of a blood vessel) ven(i)(o) vein venosclerosis (sclerosis of the vein) vesic(o)- bladder vesicospinal (urinary bladder & spine) S U F F I X E S -algia pain neuralgia (nerve pain) -ectomy surgical removal splenectomy (removal of spleen) -itis in ammation colitis (in amed colon) -lys(i)(o) breakdown brinolysis (clot breakdown) -oma tumor blastoma (cancer composed of embryonic cells) -osis condition brosis (formation of brous tissue) -phob abnormal fear agoraphobia (fear of open spaces) -plasia growth hypoplasia (incomplete development) -plasty surgical repair angioplasty (surgical repair of blood vessels) -plegia paralysis paraplegia (paralysis of lower body) -pnea breathing apnea (absence of breathing) fl fi fi fl fl fl fi