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Medical Terminology
Root Words,Prefix, Suffix
| Root word/ Prefix/ Suffix Term | Definition |
|---|---|
| Root Word | Main Core/ Foundation of the medical term |
| Combining Vowel | A letter that is added between word parts |
| Suffix | Must be added to a word root/ Always placed after the root word/ending of the term |
| Prefix | Comes before the root and begins the term |
| abdomin/o | abdomen |
| angi/o | vessel |
| bacteri/o | bacteria |
| bi/o | life |
| carcin/o | cancer; cancerous |
| cardi/o | heart |
| cephal/o | head |
| cyst/o | cyst or sac conteining fluid |
| cyt/o | cell |
| electr/0 | electricity |
| enter/o | intestines |
| fibrin/o | fiber |
| gnath/o | jaw |
| gynec/o | woman, female |
| hem/o | blood |
| hemat/o | blood |
| hepat/o | liver |
| irid/o | iris |
| kerat/o | keratin/a protein |
| lip/o | fat |
| mast/o | breast |
| necr/o | death |
| nephr/o | kidney |
| onc/o | tumor |
| path/o | disease |
| pelv/o | pelvic |
| radi/o | x-rays(radiation) |
| ren/o | renal/kidney |
| sarc/o | flesh |
| sial/o | saliva/salivary glands |
| thromb/o | clot |
| trache/o | trachea |
| uter/o | uterus |
| a- an- | without, not apnea- without breathing |
| ab- | away from // abnormal-away from normal |
| ad- | toward, to,near // adduction-toward the center |
| ambi- | both |
| ante- pre- pro- | before // antepartal- before labor or childbirth prenatal-before birth |
| anti- | against;opposed to antibiotic-against bacteria(life?) |
| auto- | self autoimmune-immunity to self |
| bi- di- | two;both bilateral-both sides |
| bio- | life biology-study of life |
| brady- | slow bradycardia-slow heart rate |
| circum- peri- | around;circular movement / circumorbital-around the orbit(eye) pericardium-around heart |
| con- sym- syn | with or together symbiotic- with life synergy-with energy |
| de- | not;from;down decalcify-removal of calcium |
| dia- trans- | across or through |
| dis- | apart; separate // disease- separate from ease |
| dys- | foulty;painful;difficult dysuria-painful urinating |
| e- ec- ex- | out;away |
| ecto- exo- extra- | outside // ectoderm-outer layer of skin exotermic-release of heat |
| en- endo- intra- | inside; within enclosed-containd inside endocardium-inner layer of the heart intra abdominal-within abdomen |
| epi- | upon epigastric-upon the stomach |
| eu- | normal, good // eupnea-normal breathing |
| hemi- semi- | half hemicardia-half of heart semilunar-half moon |
| hyper- | above;excessive;extreme hyperkalemia-excess potasium |
| hypo- infra- sub- | below;deficient hypoglicemia-low blood sugar subdural-below dura mater |
| inter- | between // intercellular- between cells |
| mal- | bad // malfunction- bad function |
| meso- | middle |
| meta- | beyond; after; change matastasis-extension of diseasefrom one part of the body to another |
| micro- | small microcardia-small heart |
| mono- uni- | one// mononuclear- one nucleus |
| neo- | new neonatal-new bith |
| pachy- | thick// pachyderma-thick skin |
| pan- | all // panimmunity-immune to all diseases |
| para- | abnormal;alongside;beside Paranormal-abnormal |
| poly- multi- | many / polycythemia-many red blood cells multidisciplinary- many areas of study |
| per- | through // percutaneous-through skin |
| post- | after // postmortem- after death |
| quadri- tetra- | four quadriplegic tetradactulism |
| re- | again or back // resorb-absorb again |
| retro- | backward or behind retroflexion-backward bending |
| sub- | under;below subvaginal-below vagina |
| super- | above or excessive superficial-near the surface |
| supra- | outside or beyond |
| tachy- | fast tachycardia-fast heart beat |
| tri- | three trigeminy-three abnormal heart beat |
| ultra- | beyond;excessive // ultrasonic-excessive sound |
| -ac -eal -tic -al -ic -ar -ose -ry -ous | pertaining to // hemophiliac/ temporal/ /sensory/ gastric/ adipose/ esophageal |
| -blast | immature / osteoblast-immature bone cell |
| -cyte | cell osteocyte-bone cell |
| -e | noun marker(that word is a noun) melanocyte-pigment producing skin cell |
| -gram | record cardiogram -record of heart activity |
| -graph | instrument for recording cardiograph instrument to record heart activity |
| -graphy | process of recording cardiography |
| -meter | instrument for measuring |
| -metry | process of measuring |
| -iatric | treatment / psychiartric-treatment of the pscyhe |
| -iatry -logy | study of psyhiatry/ urology |
| -logist | one who specializes in the study or treatment cardiologist |
| -icle -ole -ule -ula | small // ventricle/arteriole/macula/ pustule-small lesion |
| -ium -eum | tissue or structure // periosteum-structure surrounding the bone |
| -ize -ate | make;use;subject to anestetize-subject to anestezia impregnate-make pregnant |
| -or | one who, / medicator-one who gives medicine |
| -poiesis | formation// erythropoiesis-formation of red blood cells |
| -scope | instrument for examining cytoscope |
| -scopy | examination |
| -stasis | stop or stand hemostasis-stop bleading |
| -algia -dynia | pain myalgia-muscle pain |
| -cele | pouch,sack or hernia cystocele-hernia of the bladder |
| -emesis | vomit |
| -emia | condition of blood,/ anemia-low iron in blood |
| -form -oid | like or resembling osteoid-resembling bone |
| -genic -genesis | beginning,origin of production,/ pyogenic-production of pus pathogenesis-origin of disease |
| -ia -ism | condition of / dysuria; asthigmatism |
| -iasis | formation;presence of psoriasis |
| -itis | inflammation |
| -lysis | breaking down hemolysis- breaking down of blood |
| -malacia | softening |
| -magaly | enlargement |
| -oma | tumor |
| -osis | condition |
| -penia | abnormal reduction; lack of leucocytopenia-abnormal re4duction of red blood cells |
| -phage -phagia -phagy | eat;devour aerophagy-swaollowing air |
| -phile -philia | attraction for; love for pedophile; hemophilia-attraction for blood |
| -phobia | fear of |
| -plasia | formation / displasia-wrong formation |
| -pnea | breathing apnea-without brathing |
| -ptosis | drooping; falling or downward displacement mastoptosis-drooping breast |
| -rrhage -rrhagia -rrhagic | to burst forth // hemorrhage-burst fort of blood hemorrhagia-condition of bleeding |
| -rrhea | discharge or flow |
| -rrexis | rupture or breaking |
| -spasm | involuntary contraction |
| -trophy | development |
| -y | condition or process of ambulatory-proces of walking |
| -centesis | puncture to remove fluid abdominocentesis |
| -desis | binding |
| -ectomy | surgical removal mastectomy |
| -pexy | surgical fixation |
| -plasty | surgical repair or reconstraction |
| -rrhaphy | suture |
| -stomy | surgical creation of artifical opening colostomy-in the colon |
| -tomy | incision / tracheotomy |
| -tripsy | crushing / lithotripsy-crashing of stones |
| apex-singular | apices-plural |
| appendix-sing. | appendices-plur. |
| bacterium-sing. | bacteria-plur. |
| cardiopathy-sing. | cardiophaties-plur. |
| diagnosis-sing. | diagnoses-plur. |
| fungus-sing. | fungi-plur. |
| thorax-sing. | thoraces-plur. |