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Terminolgy
prefix / word root / suffix
| Term | Definition | Example / associated word(s) |
|---|---|---|
| ap- / apo- | separated, derived from | Apophysis |
| Path/o- | disease | Pathology |
| co- / con- / com- | together, with | congenital, connect |
| mes- / meso- | middle | mesoderm |
| para- | beside | Parathyroid glands, paramedic |
| peri- | around | periosteum, pericardium |
| inter- | between | intervertebral, interstitial fluid |
| mid- | middle | midline |
| em- / en- | in | embryo, endoscopy |
| per- | through | percutaneous |
| contra- | against | contraception |
| brachy- | short | brachytherapy |
| tri | three | triceps, tricycle |
| ecto | outside | ectopic pregnancy |
| end- / endo- / ent- / ento- | within, inner | endotracheal |
| dia- | through, apart, across, between | dialysis, diagnosis |
| aut- / auto- | self | autograph |
| eu- | normal | eupnea, euglycemia |
| mult- multi- | many, multiple | multipara |
| iso- | same, equal | isotonic, Equilateral triangle (equal parts) |
| sym- / syn- | together, with | syndrome, symphysis |
| ab- | away from, take away | abduction |
| retro- | backward, behind | retroperitoneal |
| circum- | around | circulation, circumference, circumcision |
| quadri- | four | quadriplegic |
| oligo- | few, very little | oliguria |
| amphi- | double, both sides | amphicrania, amphibian |
| dys- | bad, painful, dufficult | dysphagia |
| ad- | towards, increase | adduction |
| neo- | new, recent | neonate |
| ana- | apart, us | anaphylaxis |
| cata- | lower, down, against | catabolism |
| tachy- | fast, rapid | Tachycardia |
| pseudo- | false | pseudocyesis |
| pan- | all | Pancytopenia |
| micro- / micr- | tiny, small | microscope |
| onco- | tumor, mass | oncology |
| hyp- / hypo- | below normal, beneath, deficient | Hypoglycemia |
| intro- | into, within | introversion |
| poly- | many | polymyositis |
| ambi- / ambo- | both | ambidextrous |
| infra- / infer- | below, beneath | inferior, infra-axillary |
| re- | again | repeat, reinfection |
| im- / in- | in, within | inhalation |
| hyper- | high, above normal | hyperthyroidism |
| macro- | large | macrocephalus |
| ortho- | straight, norma | orthopedics, orthodontics |
| epi- / ep- | upon, over, on, above | epidermis |
| tele- | distant | telehealth |
| mono- / uni- | one | monochromatic, unicycle |
| extra- / extro- | outside of, beyond | extrapleural, extrovert |
| pre- / pro- | before, in front of | prenatal, prognosis |
| de- | down, from, without | dehydration |
| anti- | against | antipyretic |
| mal- | bad | malformation |
| di- | two, twice | dipolpia |
| semi- | half | semicomatose |
| intra- | inside, within | intravenous, intrathecal injection |
| trans- | through, across | transdermal, transportation |
| ultra- | excessive, beyond | ultrasound, ultraviolet |
| meta- | changing, beyond | metabolism |
| hemi- / semi- | half, half of | hemicolectomy, semicomatose |
| super- / supra- | above, excessive | superior, suprascapular |
| bi- | twice, double, both | bilateral, bicycle |
| ante- | before, forward, in front of | anterior, antepartum |
| uni- | one | unilateral |
| sub- | under, beneath | subcutaneous layer |
| nulli | none | nulligravida |
| brady- | slow | bradycardia |
| post- | after, following, behind | postpartum, posterior |
| e- / ec- / ex- | from, away from, outside | ectoderm |
| a- / an- | absence of, without | atypical, anoxia, anemia |
| dis- | apart from, free from | dislocation, dissected |
| ger/a, ger/o, geront/o | elderly OR aged | |
| gynec / o | female | gynecology |
| cardi /o | heart | cardiomyopath |
| my /o | muscule | myocarditis |
| hepat /o | liver | hepatomegaly |
| bronch / i bronch / o | bronchi | bronchitis |
| men / o | menstration | |
| arteri / o | artery | arteriosclerosis |
| thorac / o steth /o | chest | thorax |
| pulmon /o pulm /o pneumon /o | lung | pulmonary |
| col / o | colon | |
| reno- | kidney | renal failure |
| adeno- | gland | adenoids |
| hem /o hemat / o | blood | hemodialysis |
| procto- | rectum | proctoscopy |
| hist / o | tissue | |
| esophag | esophagus | |
| duoden / o | duodenum | |
| erythr / o | red | erythrocyte |
| pneum / o | lung, air | pneumothorax |
| laryng / o | larynx (voicebox) | |
| osteo - | bone | osteonecrosis |
| gylc / o | sugar | glycogen |
| cholecyst / o | gallbladder | |
| carcin / o | cancer | carcinogen |
| arthr / o | joint | arthrocentesis |
| angi / o ves /o vascul / o | vessel | angiogram |
| andr / o | male | |
| gastr / o | stomach | gastroparesis |
| cyt / o | cell | cytotoxic |
| opt / o | vision | ophtgalmologist |
| encephal - | brain | encephalitis |
| nephr / o | kidney | nephrology |
| leuk / o | white | leukocyte |
| abdomin / o | abdomen | |
| orch / o | testicle, testis | |
| cysti cyst / o | bladder, cyst | |
| hyster / o | uterus | |
| audi / o | hearing | |
| chrondr / i chrondr / o | cartilage | |
| neur / o | nerve | neuropathy |
| myelo- | bone marrow / spinal cord | myelodysplasia |
| cephal / o | head | cephalogram |
| enter / o | intestines; small intestines | enterocolitis |
| -ac -al -ar -ic -ical | pertaining to | |
| -ad | towards | |
| -al | pertaining to | |
| -algia | pertaining to pain | neuralgia |
| -dynia | pertaining to pain | |
| -ary | pertaining to | |
| -cele | hernia | |
| -centesis | surgical puncture to aspirate or remove fluid | pericardiocentesis |
| -cide -cidal | kill destroy | suicide |
| -coccus | berry shaped | |
| -cyte | cell | |
| -eal | pertaining to | |
| -ectomy | surgical removal | hysterectomy |
| -emia | pertaining to blood | anemia |
| -esis | condition | |
| -gen | substance that produces / causes | |
| -genic | produced by causing | carcinogenic |
| -gram | record of | |
| -graph | instrument used to record | |
| -graphy | a process of recording | |
| -ia -ism | condition OR theory | |
| -ior | pertaining to | |
| -iac | maniac | |
| -itis | inflammation | |
| -logist | specialist who studies & treats | |
| -logy | study of | |
| -lysis | destruction, breakdown | |
| -megaly | enlargement | |
| -meter | instrument used to measure | thermometer |
| -metry | process of measuring | |
| -oid | resembling | hemorrhoid |
| -oma | tumor | cholesteatoma |
| -opia | vision condition | |
| -opsy | to view | |
| -osis | abnormal condition, condition | |
| -ous | pertaining to | |
| -pathy | disease, abnormality | |
| -penia | lack of, deficiency | |
| -pexy | surgical fixation, suspension | |
| -phagia -phagic | eating, ingest | |
| -phobia | intense fear of | |
| -plasia | formation, development | |
| -plasm | growth, substance, formation | |
| -plasty | surgical reconstruction | |
| -plegia | paralysis | |
| -pnea | breathing | |
| -poieses | production, manufacture of | |
| -poietic | production, manufacture of | |
| -ptosis | prolapse (sagging) | |
| -rrhage | excessive flow | |
| -rrhagia | excessive bleeding OR hemorrhage | |
| -rrhapahy | suture, fixation | |
| -rrhea | flow, discharge | diarrhea |
| -rrhexis | rupture, breaking away | |
| -sclerosis | hardening | |
| -scope | instrument used to visually examine | |
| -scopic | visual examination | |
| -scopy | process of visual exam | |
| -spasm | sudden, involuntary | |
| -stasis | stopping, controlling | |
| -stomy | formation of an opening | |
| -tome | instrument used to cut | |
| -tomy | process of incision, cutting into | |
| -tripsy | surgical crushing | |
| -trophic -trophy | nutrition | |
| -y | state or condition | |
| blepharo | eyelid | Blepharospasm- involuntary spasm of the eyelid |
| Chole | Bile, gallbladder | cholecystitis - inflammation of the gallbladder |
| Phleb /o ven /i ven /o | vein | phlebotomy |
| oophoro | ovary | Oophoroma - ovarian tumor |
| ophthalmo | eye | Ophthalmologist |
| Rhino | nose | rhinoplasty |
| crin/o | the secrete | |
| immun/o | immune | |
| nat /o | birth | |
| obstetr/o | midwife | |
| radi/o | radiant energy, radiation | |
| rheumat/o | rheumatism | |
| ur/o | urinary tract; sometimes urine | |
| -iatrics -iatry | medical profession OR treatment | |
| -logic -logical | pertaining to the science or study of | |
| arteriol /o | arteriole | |
| arther /o | yellowish, fatty plaque | |
| atri /o | atrium | |
| coron /o | crown | |
| embol /o | embolus | |
| endrocardi/o | endocardium | |
| lymphaden/o | lymph nodes | |
| sept /o | septum; partition (sometimes infection) | |
| sin/ o | sinus | |
| thym /o | thymus | |
| ventricul /o | ventricle | |
| venul /o | venule | |
| -ole | small | |
| -stenosis | narrowing, stricture | |
| alkal /o | alkaline, basic | |
| alveo /o | alveoli | ravioli |
| anthrac/o | coal | |
| lacrim /o | tears (crying) | |
| mediastin /o | mediastinum | |
| pharyng /o | pharynx (throat) | |
| phas/o | speech | |
| phon /o | voice | megaphone |
| phren /o | diaphragm | |
| spir /o | to breathe | |
| -ation | process | |
| -capnia | carbon dioxide | |
| -ptysis | spitting | |
| alkal/o | alkaline, basic | |
| alveo/o | alveoli | ravioli |
| anthrac/o | coal | |
| apic/o | apex | |
| epiglott/o | epiglottis | |
| fibr/o | fiber, fibrous | |
| lob/o | lobe | |
| palat/o | palate | |
| pleur/o | pleura | |
| thromb/o | thrombus | |
| trache/o | trachea | |
| amyl/o | starch | |
| an/o | anus | |
| append/o, appendic/o | appendix | |
| bil/i, chol/e | bile or gall | |
| bucc/o | cheek | |
| cec/o | cecum | |
| cheil/o | lip | |
| choledoch/o | common bile duct | |
| col/o, colon/o | large intestine or colon | |
| dent/i, dent/o, odont/o | teeth | |
| diverticul/o | diverticula | |
| enter/o | small intestine | |
| gingiv/o | gums | gingivitis |
| gloss/o, lingu/o | tongue | |
| ile/o | ileum | |
| jejun/o | jejunum | |
| lact/o | milk | |
| lip/o | fats | |
| mandibul/o | mandibule | |
| maxill/o | maxilla | |
| or/o, stomat/o | mouth | |
| pancreat/o | pancreas | |
| prote/o | protein | |
| pylor/o | pylorus | |
| sail/o | saliva, salivary glands | |
| sailaden/o | salivary gland | |
| sigmoid/o | sigmoid colon | |
| uvul/o | uvula | |
| vag/o | vagus nerve | |
| -dipsia | thirst | dipping tea |
| -orexia | appetite | anorexia |
| -pepsia | digestion | pepto |
| -stalsis | contraction | |
| albumin/o | albumin | |
| genit/o | reproductive organs | |
| glomerul/o | glomerulus | |
| gon/o | genitals or reproduction | |
| ket/o, keton/o | ketones bodies | |
| noct/i, nyct/o | night | |
| olig/o | few, scanty | |
| prote/o, protein/o | protein | |
| pyel/o | renal pelivs | |
| vesic/o | bladder or blister | |
| -uria | urine or urination | |
| algesi/o | sensitivity to pain | |
| angi/o | vessel | |
| bi/o | life or living | biology |
| cerebr/o | brain; sometimes cerebrum | |
| chem/o | chemical | |
| chir/o | hand | |
| cry/o | cold | |
| dipl/o | double | |
| electr/o | electricity | |
| esthesi/o | feeling or sensation | |
| fluor/o | emitting or reflecting light | flourecent lighting |
| fung/i myc/o | fungus | |
| gen/o | beginning or origin | |
| iatr/o | physician OR treatment | |
| kenesi/o | movement | |
| lith/o | stone or calculi | lithtrispy |
| mamm/o mast/o | breast | |
| lys/o | destruction | |
| metr/o | measure, uturine tissue | |
| muscul/o my/o | muscule | |
| narc/o | stupor | narcan |
| parasit/o | parasite | |
| phag/o | eat ingest | |
| pharmac/o pharmaceut/i | drugs OR medicine | |
| plast/o | repair | |
| pleg/o | paralysis | |
| pod/o | foot | |
| schis/o schiz/o schist/o | split OR cleft | |
| scler/o | hard | |
| scop/o | to examine; to view | |
| sept/i | infection | septic |
| staphyl/o | grapelike cluster; uvula | |
| strept/o | twisted | |
| therapeut/o | treatment | |
| therm/o | heat | |
| tom/o | to cut | |
| tox/o toxic/o | poison | |
| troph/o | nutrition | |
| vir/o virus/o | virus | |
| -able -ible | capable of, able to | |
| -ive -tic | pertaining to | |
| -ase | enzyme | |
| -iasis | condition | |
| -kinesia | movement | |
| -kinesis | movement OR motion | |
| -lepsy | seizure | |
| -lith | stone OR calculus | |
| -lysin | process of loosening, freeing, or destroying | |
| -lytic | capable of destroying | |
| -malacia | soft, softening | |
| -mania | excessive preoccupation | |
| -maniac | person who shows excessive preoccupation | |
| -ose | sugar | |
| -phagy | eating, swallowing | |
| -phasia | speech | |
| -schisis | split, cleft | |
| -therapy | treatment | |
| acr - o | extremities | acrobatics |
| anter - o | near or towards fron | anterior |
| axill - o | axilla OR armpit | |
| calc -i | calcium | |
| caud - o | tail OR towards the tail | |
| cellul - o | little cell or compartment | |
| chrom - o | color | |
| coagul - o | coagulation | |
| crani - o | cranium (skull) | |
| dactyl - o | finger or toe |
Created by:
erinwalk92
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