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Medical Terminology
Chapters 1 - 6 roots, prefixes, & suffixes
| Term | Definition |
|---|---|
| arthr/o | joint |
| cardi/o | heart |
| enter/o | small intestine |
| gastr/o | stomach |
| hepat/o | liver |
| neur/o | nerve |
| hem/o | blood |
| hemat/o | blood |
| my/o | muscle |
| muscul/o | muscle |
| angi/o | vessel |
| vas/o | vessel |
| vascul/o | vessel |
| derm/o | skin |
| dermat/o | skin |
| cutane/o | skin |
| pneum/o | lung |
| pneumon/o | lung |
| pulmon/o | lung |
| gen/o | creation, cause |
| hydr/o | water |
| morph/o | change |
| myc/o | fungus |
| necr/o | death |
| orth/o | straight |
| path/o | suffering, disease |
| phag/o | eat |
| plas/o | formation |
| py/o | pus |
| scler/o | hard |
| sten/o | narrowing |
| troph/o | nourishment, development |
| xen/o | foreign |
| xer/o | dry |
| -ac | pertaining to |
| -al | pertaining to |
| -ar | pertaining to |
| -ary | pertaining to |
| -eal | pertaining to |
| -ic | pertaining to |
| -tic | pertaining to |
| -ous | pertaining to |
| -ia | condition |
| -ism | condition |
| -ium | tissue, structure |
| -y | condition, procedure |
| -icle | small |
| -ole | small |
| -ule | small |
| -ula | small |
| -iatrics | medical science |
| -iatry | medical science |
| -iatrist | specialist in medicine of |
| -ist | specialist |
| -logist | specialist in the study of |
| -logy | study of |
| -algia | pain |
| -dynia | pain |
| -cele | hernia |
| -emia | blood condition |
| -iasis | presence of |
| -itis | inflammation |
| -lysis | loosen, break down |
| -malacia | abnormal softening |
| -megaly | enlargement |
| -oid | resembling |
| -oma | tumor |
| -osis | condition |
| -pathy | disease |
| -penia | deficiency |
| -ptosis | drooping |
| -rrhage | excessive flow |
| -rrhagia | excessive flow |
| -rrhea | flow |
| -rrhexis | rupture |
| -spasm | involuntary contraction |
| -centesis | puncture |
| -gram | written record |
| -graph | instrument used to produce a record |
| -graphy | writing procedure |
| -meter | instrument used to measure |
| -metry | process of measuring |
| -scope | instrument used to look |
| -scopy | process of looking |
| -desis | binding, fixation |
| -ectomy | removal |
| -pexy | surgical fixation |
| -plasty | reconstruction |
| -rrhaphy | suture |
| -stomy | creation of an opening |
| -tomy | incision |
| a- | not |
| an- | not |
| anti- | against |
| contra- | against |
| de- | down, away from |
| ante- | before |
| pre- | before |
| pro- | before, on behalf of |
| brady- | slow |
| tachy- | fast |
| post- | after |
| re- | agin |
| ab- | away |
| ad- | toward |
| circum- | around |
| peri- | around |
| dia- | through |
| trans- | through |
| e- | out |
| ec- | out |
| ex- | out |
| ecto- | outside |
| exo- | outside |
| extra- | outside |
| en- | in, inside |
| endo- | in, inside |
| intra- | in , inside |
| epi- | upon |
| sub- | beneath |
| inter- | between |
| bi- | two |
| hemi- | half |
| semi- | half |
| hyper- | over |
| hypo- | under |
| macro- | large |
| micro- | small |
| mono- | one |
| uni- | one |
| oligo- | few |
| pan- | all |
| poly- | many |
| multi- | many |
| con- | with, together |
| syn- | with, together |
| sym- | with, together |
| dys- | bad |
| eu- | good |
| adip/o | fat |
| alb/o | white |
| crypt/o | hidden |
| cutane/o | skin |
| dermat/o | skin |
| derm/o | skin |
| erythr/o | red |
| hidr/o | sweat |
| ichthy/o | scaly |
| kerat/o | hard, horny |
| leuk/o | white |
| lip/o | fat |
| melan/o | black |
| onych/o | nail |
| pachy/o | thick |
| pil/o | hair |
| rhytid/o | wrinkle |
| sebace/o | oil |
| seb/o | oil |
| squam/o | scale |
| steat/o | fat |
| trich/o | hair |
| ungu/o | nail |
| xanth/o | yellow |
| xer/o | dry |
| ankyl/o | stiff, bent |
| arthr/o | joint |
| brachi/o | arm |
| burs/o | bursa |
| carp/o | wrist |
| cervic/o | neck |
| chondr/o | cartilage |
| cost/o | rib |
| crani/o | head, skull |
| dactyl/o | finger |
| fasci/o | fascia |
| femor/o | femur (thigh bone) |
| kinesi/o | movement, motion |
| lumb/o | loin, lower back |
| muscul/o | muscle |
| my/o | muscle |
| myos/o | muscle |
| oste/o | bone |
| -physis | growth |
| spondyl/o | vertebra |
| tars/o | ankle |
| tax/o | arrangement, order, coordination |
| ten/o | tendon |
| tend/o | tendon |
| tendin/o | tendon |
| tibi/o | tibia (shinbone) |
| ton/o | tone, tension |
| -asthenia | weakness |
| cephal/o | head |
| cerebell/o | cerebellum |
| cerebr/o | brain |
| crani/o | head, skull |
| dur/o | tough outer membrane surrounding the brain and spinal cord |
| encephal/o | brain (inside head) |
| esthesi/o | feeling, sensation |
| gangli/o | nerve bundle |
| gnosi/o | know |
| hypn/o | sleep |
| kinesi/o | movement, motion |
| lob/o | lobe |
| -mania | excessive desire |
| mening/o | meninges; membrane surrounding the brain and spinal cord |
| meningi/o | meninges; membrane surrounding the brain and spinal cord |
| myel/o | spinal cord, bone marrow |
| neur/o | nerve |
| -paresis | slight or partial paralysis |
| phas/o | speech |
| -phobia | excessive fear |
| phren/o | mind |
| -plegia | paralysis |
| psych/o | mind |
| somn/o | sleep |
| somn/i | sleep |
| tax/o | arrangement, order, coordination |
| -acusis | hearing condition |
| acous/o | sound |
| audi/o | sound |
| aur/o | ear |
| blephar/o | eyelid |
| cerumin/o | ear wax |
| cochle/o | cochlea |
| conjunctiv/o | conjunctiva |
| corne/o | cornea |
| cycl/o | cilliary body |
| dacry/o | tear |
| irid/o | iris |
| ir/o | iris |
| kerat/o | cornea |
| labyrinth/o | labyrinth |
| lacrim/o | tear |
| mastoid/o | mastoid process |
| myring/o | eardrum |
| ocul/o | eye |
| opthalm/o | eye |
| -opia | vision condition |
| -opsia | vision condition |
| opt/o | eye |
| ot/o | ear |
| phac/o | lens |
| phak/o | lens |
| retin/o | retina |
| salping/o | eustachian tube |
| scler/o | sclera (the white of the eye) |
| tympan/o | eardrum |
| vestibul/o | vestibule |