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KSPT Pre,suf, & rts
Medical Prefixes, suffixes, & root words
| Term | Definition |
|---|---|
| -ac | pertaining to |
| aden/o- | gland |
| -al | pertaining to |
| albumin/o- | protein |
| -algia | pain |
| ankyl/o- | crooked or stiff |
| -ar/y | pertaining to |
| -asthenia | weakness |
| ather/o- | fatty paste |
| brady- | slow |
| -cele | pouching/hernia |
| celi/o | abdomen |
| chol/e | bile |
| chondr/o | cartilage (gristle) |
| con- | together or with |
| cyan/o | blue |
| cyst/o | bladder or sac |
| dactyl/o | digit (finger or toe) |
| de- | from, down, or not |
| dextr/o | right; on the right side |
| dia- | across or through |
| diaphor/o | profuse sweat |
| dis- | separate from or apart |
| dips/o | thirst |
| duct/o | to lead/carry |
| -dynia | pain |
| dys- | painful, difficulty, or faulty |
| ec-/ecto- | outside |
| emesis | vomiting |
| -ema | condition |
| -emia | blood condition |
| en, endo- | within |
| erythem/o | flushed; redness |
| erythr/o | red |
| esthesi/o, -esthesia | nervous sensation |
| eti/o | cause |
| eu- | good or normal |
| -eurysm | widening |
| fasci/o | fascia (membrane) |
| flav/o | yellow |
| -gen | substance that produces |
| -genic | produced by or in |
| -globin | protein |
| gloss/o | tongue |
| gnos/o | knowledge |
| goni/o | angle |
| -gram | record |
| -graphy | process of recording |
| gravid/o | pregnancy |
| hepato/hepatico | liver |
| hist/o | tissue |
| -holo | entire; complete |
| hyster/o | uterus; womb |
| -ia | condition of |
| -iac | pertaining to |
| -iasis | formation of or presence of |
| -iatr/o | physician; treatment |
| -iatry | treatment |
| -ic/-ical | pertaining to |
| idi/o | unknown; individual; distinct |
| in- | in; into; not |
| -in | a substance |
| is/o | equal, same |
| isch/o | to hold back; back |
| -ism | process; condition |
| -ist | one who specializes in |
| juxta- | near |
| jaund/o | yellow |
| kyph/o | humpback |
| labi/o | lip |
| lapar/o | abdomen |
| -lapse | to slide, fall, sag |
| -leptic | to seize; take hold of |
| leuk/o | white |
| levo- | left |
| lex/o | word; phrase |
| -lexia | word; phrase |
| lien/o | spleen |
| lith/o | stone; calculus |
| lord/o | curve; bend |
| lux/o | to slide |
| -lysis | breaking down; separation; loosening |
| -lytic | reduce, destroy, separate, break down |
| -malacia | softening |
| -megaly | enlargement |
| meso- | middle |
| meta- | beyond, change |
| -motor | movement |
| my/o | muscle |
| myc/o | fungus |
| myel/o | bone marrow; spinal cord |
| narc/o | numbness; stupor; sleep |
| neutr/o | neither; neutral |
| noci- | to cause harm, injury, pain |
| norm/o | rule; order |
| ocul/o | eye |
| -oid | resembling |
| -ole | small |
| -oma | tumor; mass |
| onc/o | tumor |
| -one | hormone |
| -opia | vision condition |
| -opsy | view of |
| orth/o | straight, normal, or correct |
| -osis | condition (usu abnormal) |
| -ous | pertaining to |
| -oxia | oxygen |
| palp/o | to touch gently |
| palpit/o | flutter; throbbing |
| pan- | all |
| par- | other than; abnormal |
| para- | alongside of OR abnormal |
| -paresis | weakness |
| -pathy | disease; emotion |
| pector/o | chest |
| ped/o | child or foot |
| pelv/i, pelv/o | hip; pelvis |
| -penia | abnormal reduction |
| per- | through |
| phag/o | eat; swallow |
| pharyng/o | pharynx (throat) |
| -phasia | speech |
| phleb/o | vein |
| -philia | attraction for |
| phon/o | voice; sound |
| phren/o | diaphragm |
| physi/o | physical, nature |
| -physis | to grow |
| -plasia | development; formation |
| -plasty | surgical repair |
| -plegia | paralysis |
| pleur/o | pleura |
| -pnea | breathing |
| pneum/o | air or lung |
| pod/o | foot |
| -porosis | condition of pores (spaces) |
| -praxia | action |
| psych/o | mind |
| -ptosis | droop; sag; prolapse; protrude |
| pulmun/o | lung |
| radi/o | radius; radiation |
| radicul/o | nerve root |
| re- | again or back |
| ren/o | kidney |
| rhin/o | nose |
| roentgen/o | x-rays |
| -rrhage/ia | bursting forth (blood) |
| -rrhea | flow; discharge |
| rubr/o, rubr/l | red |
| schiz/o | split, division |
| scler/o | hard or sclera |
| -sclerosis | hardening |
| -scope | instrument for examination |
| -scopy | visual examination |
| sect/o | to cut |
| seps/o | infection |
| sept/o | partiton |
| sinus/o | hollow (cavity) |
| -sis | state of; condition |
| somn/o | sleep |
| spasm | involuntary contraction |
| splanchno | viscera (internal organs) |
| sphygm/o | pulse |
| spir/o | breathing |
| spondyl/o | vertebra |
| -stalsis | contraction |
| -stasis | stop; control; place |
| -static | stopping; controlling |
| -stenosis | tightening; stricture |
| steth/o | chest |
| -sthenia | strength |
| stomat/o | mouth |
| -stomy | creation of an opening |
| super- | above; excessive |
| sym- | together; with |
| symptom/o | occurrence |
| syn- | together; with |
| tachy- | fast/rapid |
| tax/o | coordination |
| ten/o | tendon |
| -tension | pressure |
| tens/o | stretched, strained |
| thalam/o | thalamus (a room) |
| therm/o | heat |
| thromb/o | clot |
| -tropia | to turn |
| -thymic/-ia | mind (condition of) |
| -tic | pertaining to |
| tom/o | to cut |
| -tomy | cutting; incision |
| tans- | across; through |
| trich/o | hair |
| -tripsy | to crush |
| -trophy | nourishment; development |
| -ule | little; small |
| ur/o | urine |
| -uresis | urination |
| -uria | condition of urine |
| vag/o | vagus (nerve) |
| varic/o | swollen or twisted vein |
| vas/o | vessel; duct |
| -version | to turn |
| vesic/o | urinary bladder |
| vestibul/o | vestibule of inner ear |
| -volemia | blood volume |
| xen/o | strange |
| xer/o | dry |
| -y | condition; process |