click below
click below
Normal Size Small Size show me how
Medical Terminology
Prefixes, Word Roots, Suffixes, and Abbreviations
| Term | Definition |
|---|---|
| A- , An- | Without or absence of |
| Ab- | From or Away |
| Ad- | To or Towards |
| Ana- | Up |
| Ante- | Before |
| Anti- | Against |
| Append- | To hang something |
| Brady- | Slow |
| Contra- | Against |
| Di- | Two |
| Dis- | To undo; free from |
| Ecto- , Exo- , Extra- | Outside |
| Endo- | Within |
| Epi- | Upon |
| Erythr- | Red |
| Glyc- | Sweet |
| Hyper- | Over |
| Hypo- | Under |
| Im- | Not |
| Infra- | Beneath; Below |
| Inter- | Between |
| Intra- | Inside |
| Iso- | Equal |
| Bi- , Bin- | Two |
| Macro- | Large |
| Mal- | Bad |
| Meso- | Middle |
| Meta- | After |
| Micro- | Small |
| Mono- | One |
| Multi- | Many |
| Mut- | Change |
| Neo- | New |
| Para- | Beside |
| Patho- | Disease |
| Peri- | Surrounding |
| Poly- | Many |
| Post- | After |
| Pre- | Before |
| Pseudo- | False |
| Re- | Back, Again |
| Retro- | Backward or Behind |
| Semi- | Half |
| Sub- | Under or Below |
| Super- | Beyond; Excess |
| Syn- | Together or Joined |
| Tachy- | Fast |
| Tetra- | Four |
| Trans- | Through, Across, Beyond |
| Tri- | Three |
| Ultra- | Over or Above |
| Uni- | One |
| -al | Pertaining to |
| -ase | Enzyme |
| -blast | Budding |
| -centesis | Surgical puncture |
| -cidal | Causing death |
| -clast | Broken |
| -crit | to separate |
| -cyte | cell |
| -ectomy | Excision or surgical removal |
| -emia | Blood condition |
| -emesis | Vomiting |
| -gen , -genesis , -genic | Producing |
| -glia | Glue |
| -gram | Something written |
| -ia | Condition of, diseased or abnormal state |
| -iac , -ic , -ior | Pertaining to |
| -ism | State of |
| -itia , -itis | Inflammation |
| -logy | Study of |
| -lyte | Dissolvable |
| -lytic | Destroy; Reduce |
| -mania | Madness or insane desire |
| -megaly | Enlargement |
| -meter | Instrument used to measure |
| -odia | Smell |
| -ologist | One who studies and practices |
| -oma | Tumor or swelling |
| -opia | Vision |
| -opsy | To view |
| -orrhea | Flow, excessive discharge |
| -orrhexis | Rupture |
| -osis | Abnormal increase in production |
| -ostomy | Creation of an artificial opening |
| -otomy | Cut into or incision |
| -oxia | Oxygen |
| -pathy | Disease |
| -sclerosis | Hardening |
| -scope | Instrument used for visual examination |
| -scopy | Visual examination |
| -sepsis | Infection |
| -spasm | Sudden involuntary muscle contraction |
| -stasis | Control or stop |
| -tomy | Cutting |
| -tropic | Influencing |
| Seb | Sebaceous glands |
| Cutane, dermat, derm | Skin |
| Hidr | Sweat glands |
| Pil | Hair |
| Oste, oss, ost | Bones |
| Chondr | Cartilage |
| Arthr | Joints |
| Ligament | Ligaments |
| Myel | Bone marrow |
| Fasci | Fascia |
| My | Muscles |
| Ten, Tend, Tendin | Tendons |
| Encephal | Brain |
| Acoust, Ot | Ears |
| Ocul, Ophtalm | Eyes |
| Neur | Nerves |
| Myel | Spinal cord |
| Arteri | Arteries |
| Hem, Hemat | Blood |
| Card, Cardi | Heart |
| Phleb, Ven | Veins |
| Capill | Capillaries |
| Lymph | Lymph |
| Splen | Spleen |
| Tonsil | Tonsils |
| Laryng | Larynx |
| Pneum, Pneumon | Lungs |
| Nas | Nose |
| Pharyng | Pharynx |
| Trache | Trachea |
| Sinus | Sinuses |
| Esophag | Esophagus |
| Col | Large intestine |
| Hepat | Liver |
| Or | Mouth |
| Pancrat | Pancreas |
| Enter | Small intestine |
| Gastr | Stomach |
| Nephr, Ren | Kidneys |
| Ureter | Ureters |
| Urethra | Urethra |
| Cyst, Vesic | Urinary bladder |
| Adren | Adrenals |
| Gonad | Gonads |
| Pancreat | Pancreas |
| Parathyroid | Parathyroid Glands |
| Pineal | Pineal |
| Pituit | Pituitary |
| Thym | Thymus |
| Thyroid | Thyroid |
| Orch, Orchid, Test, Testicul | Testicles |
| Oophor, Ovari | Ovaries |
| Hyster, Metr, Metri, Uter | Uterus |
| AA | Alcoholic Anonymous |
| a.c. | before meals |
| AD, a.d. | right ear |
| ad lib | as desired |
| am, AM | morning, before noon |
| AS, a.s. | left ear |
| AU, a.u. | both ears |
| BE | Barium Enema |
| BID, b.i.d., bid | twice a day |
| BP | Blood Pressure |
| BR | bed rest |
| BRP | bathroom privileges |
| BM | Bowel movement |
| Bx | biopsy |
| C (with line above) | with |
| CA, Ca | Cancer; Calcium |
| cap | capsule |
| disc, DC, d.c. | Doctor of Chiropractic |
| DNR | Do Not Resuscitate |
| Dx, dx | diagnosis |
| ED | Emergency Department |
| ER | Emergency Room |
| Fx | fracture |
| g, gm | gram |
| gt, gtt | drop |
| h | hydrogen |
| h.s. | hour of sleep (bedtime) |
| Ht, ht | height |
| inj | injection |
| I and O, I/O | Intake and Output |
| IV | Intravenous |
| K+, K | potassium |
| mg | milligram |
| N & V | Nausea and Vomiting |
| Na+, Na | Sodium |
| NC | Nasal Cannula |
| NPO | nothing by mouth post midnight |
| oint, ung | ointment |
| OOB | out of bed |
| OTC | over the counter |
| oz | ounce |
| P | pulse, phosphorus |
| p.c. | after meals |
| pH | measure of acidity/ alkalinity |
| PM, p.m. | after noon |
| PO, po, p,o, | by mouth |
| PRN | whenever necessary |
| q.am | every morning |
| q.h. | every hour |
| q.i.d. | four times a day |
| QNS | quantity not sufficient |
| q.s. | quantity sufficient |
| r, R | respiration, rectal |
| Rx | prescription, take, treatment |
| S (with line above) | without |
| SOB | short of breath |
| ss | one half |
| stat | immediately, at once |
| syr | syrup |
| susp | suspension |
| sup, supp | suppository |
| T | temperature |
| tab | tablet |
| tbsp | tablespoon |
| TID, t.i.d. | three times a day |
| TPR | temperature, pulse, respiration |
| tsp | teaspoon |
| Tx | traction, treatment, transplant |
| VS | vital signs |
| W/C, w/c | wheelchair |
| Thym | Thymus |