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MT-Combining Forms
Root Words with Combining Forms Ch. 1-4
| Question | Answer |
|---|---|
| acanth(o) | spiny; thorny |
| actin(o) | light |
| alge | pain |
| algesi | pain |
| algio | pain |
| algo | pain |
| amyl(o) | starch |
| andro | masculine |
| athero | plaque; fatty substance |
| bacill(i) | bacilli; bacteria |
| bacteri(o) | bacteria |
| bar(o) | weight; pressure |
| bas(o) | base |
| basi(o) | base |
| bio- | life |
| blasto | immature cells |
| cac(o) | bad; ill |
| calc(o) | calcium |
| calci(o) | calcium |
| carcin(o) | cancer |
| chem(o) | chemical |
| chlor(o) | chlorine; green |
| chondrio | cartilage, grainy, gritty |
| chondro | cartilage, grainy, gritty |
| chore(o) | dance |
| chrom | color |
| chromat | color |
| chromo | color |
| chrono | time |
| chyl(o) | chyle, a digestive juice |
| chym(o) | chyme, semifluid production of chyme in the stomach |
| cine(o) | movement |
| coni(o) | dust |
| crin(o) | secrete |
| cry(o) | cold |
| crypt(o) | hidden; obscure |
| cyan(o) | blue |
| cycl(o) | circle; cycle; cilliary body |
| cyst(o) | bladder, cyst, cystic duct |
| cysti | bladder, cyst, cystic duct |
| cyt(o) | cell |
| dextr(o) | right, toward the right |
| dips(o) | thirst |
| dors(o) | back |
| dorsi | back |
| dynamo | force; energy |
| echo | reflected sound |
| electr(o) | electricity; electric |
| eosin(o) | red; rosy |
| ergo | work |
| erythr(o) | red, redness |
| esthesio | sensation, perception |
| ethmo | ethmoid bone |
| etio | cause |
| fibr(o) | fiber |
| fluor(o) | light; luminous; fluroine |
| fungi | fungus |
| galact(o) | milk |
| gen(o) | producing; being born |
| gero | old age |
| geront(o) | old age |
| gluco | glucose |
| glyco | sugars |
| gonio | angle |
| granulo | granular |
| gyn(o) | women |
| gyne | women |
| gyneco | women |
| home(o) | same; constant |
| homo | same; constant |
| hydr(o) | hydrogen, water |
| hypn(o) | sleep |
| iatr(o) | physician; treatment |
| ichthy(o) | dry; scaly; fish |
| idio | distinct; unknown |
| immun(o) | safe; immune |
| kal(i) | potassium |
| karyo | nucleus |
| ket(o) | ketone; acetone |
| keton(o) | ketone; acetone |
| kin(o) | movement |
| kine | movement |
| kinesi(o) | motion |
| kineso | motion |
| kyph(o) | humpback |
| lact(o) | milk |
| lacti | milk |
| latero | lateral, to one side |
| lepto | light, frail, thin |
| leuk(o) | white |
| lip(o) | fat |
| lith(o) | stone |
| log(o) | speech, words, thought |
| lys(o) | dissolution |
| macr(o) | large; long |
| medi(o) | middle; medial plane |
| meg(a) | large; million |
| megal(o) | large; million |
| melan(o) | black; dark |
| mes(o) | middle; median |
| micr(o) | small; one-millionth; tiny |
| mio | smaller; less |
| morph(o) | structure; shape |
| narco | sleep; numbness |
| necr(o) | death; dying |
| noct(i) | night |
| normo | normal |
| nucle(o) | nucleus |
| nyct(o) | night |
| oncho | tumor |
| onco | tumor |
| orth(o) | straight; normal |
| oxy | sharp; acute; oxygen |
| pachy | thick |
| path(o) | disease |
| phago | eating; devouring; swallowing |
| pharmaco | drugs; medicine |
| phon(o) | sound; voice; speech |
| phot(o) | light |
| physi | physical; natural |
| physio | physical; natural |
| physo | air; gas; growing |
| phyt(o) | plant |
| plasma | formative; plasma |
| plasmo | formative; plasma |
| poikilo | varied; irregular |
| pseud(o) | false |
| pyo | pus |
| pyreto | fever |
| pyro | fever; fire; heat |
| radio | radiation; x-ray; radius |
| salping(o) | tube |
| schisto | split |
| schiz(o) | split; division |
| scler(o) | hardness; hardening |
| scolio | crooked; bent |
| scoto | darkness |
| sidero | iron |
| sito | food; grain |
| somat(o) | body |
| somn(o) | sleep |
| somni | sleep |
| sono | sound |
| spasmo | spasm |
| spher(o) | round; spherical |
| spir(o) | breath; breathe |
| squamo | scale; squamous |
| staphyl(o) | grapelike clusters |
| steno | narrowness |
| stere(o) | three-dimensional |
| strepto | twisted chains; streptococci |
| styl(o) | peg-shaped |
| syring(o) | tube |
| tel(o) | distant; end; complete |
| tele(o) | distant; end; complete |
| terato | monster (as a malformed fetus) |
| therm(o) | heat |
| tono | tension; pressure |
| top(o) | place; topical |
| tox(i) | poison; toxin |
| toxico | poison; toxin |
| toxo | poison; toxin |
| tropho | food; nutrition |
| vivi | life |
| xanth(o) | yellow |
| xeno | stranger |
| xer(o) | dry |
| xiph(o) | sword; xiphoid |
| zo(o) | life |
| zym(o) | fermentation; enzyme |
| abdomin(o) | abdomen |
| acetabul(o) | cup-shaped hip socket |
| aden(o) | gland |
| adip(o) | fat |
| adren(o) | adrenal glands |
| alveol(o) | air sac, alveolus |
| angi(o) | vessel |
| aort(o) | aorta |
| appendic(o) | appendix |
| arteri(o) | artery |
| arthr(o) | joint; articulation |
| aur(i) | ear |
| auricul(o) | ear |
| blephar(o) | eyelid |
| brachi(o) | arm |
| bronch(o) | bronchus |
| bronchi | bronchus |
| bucc(o) | cheek |
| burs(o) | bursa |
| calcane(o) | heel bone |
| cardi(o) | heart; esophageal opening of the stomach |
| carp(o) | wrist bones |
| celi(o) | abdomen |
| cephal(o) | head |
| cerebell(o) | cerebellum |
| cerebr(o) | cerebrum |
| cervic(o) | neck; cervix |
| cheil(o) | lip |
| chil(o) | lip |
| chir(o) | hand |
| chol(e) | bile |
| cholo | bile |
| col(o) | colon |
| colon(o) | colon |
| colp(o) | vagina |
| core(o) | pupil |
| cortic(o) | cortex |
| costi | rib |
| costo | rib |
| crani(o) | cranium |
| dactyl(o) | fingers, toes |
| dent(i) | tooth |
| dento | tooth |
| derm(o) | skin |
| derma | skin |
| dermat(o) | skin |
| duoden(o) | duodenum |
| encephal(o) | brain |
| enter(o) | intestines |
| episi(o) | vulva |
| gastr(o) | stomach |
| gingiv(o) | gum |
| gloss(o) | tongue |
| gnath(o) | jaw |
| gonad(o) | sex glands |
| hem(a) | blood |
| hemat(o) | blood |
| hemo | blood |
| hepat(o) | liver |
| hepatic(o) | liver |
| hidr(o) | sweat |
| histi(o) | tissue |
| histo | tissue |
| hyster(o) | uterus, hysteria |
| ile(o) | ileum |
| ili(o) | ilium |
| inguin(o) | groin |
| irid(o) | iris |
| ischi(o) | ischium |
| kerat(o) | cornea |
| labi(o) | lip |
| lamin(o) | lamina |
| lapar(o) | abdominal wall |
| laryng(o) | larynx |
| linguo | tongue |
| lympho(o) | lymph |
| mast(o) | breast |
| maxill(o) | maxilla |
| medull(o) | medulla |
| mening(o) | meninges |
| muco | mucus |
| my(o) | muscle |
| myel(o) | spinal cord; bone marrow |
| nephr(o) | kidney |
| neur | nerve |
| neuro | nerve |
| oculo | eye |
| odont(o) | tooth |
| onych(o) | nail |
| oo | egg |
| oophor(o) | ovary |
| ophthalm(o) | eye |
| opto | eye; sight |
| optico | eye; sight |
| or(o) | mouth |
| orchi(o) | testis |
| orchid(o) | testis |
| osseo | bone |
| ossi | bone |
| ost(e) | bone |
| osteo | bone |
| ot(o) | ear |
| ovari(o) | ovary |
| ovi | egg; ova |
| ovo | egg; ova |
| ped(o) | foot; child |
| pedi | foot; child |
| pelvi(o) | pelvic bone; hip |
| pelvo | pelvic bone; hip |
| pharyng(o) | pharynx |
| phleb(o) | vein |
| phren(o) | diaphragm; mind |
| phreni | diaphragm; mind |
| phrenico | diaphragm; mind |
| pil(o) | hair |
| plasmat(o) | plasma |
| pleur(o) | rib; side; pleura |
| pleura | rib; side; pleura |
| pneum(a) | lungs; air; breathing |
| pneumat(o) | lungs; air; breathing |
| pneum(o) | lungs; air; breathing |
| pneumon(o) | lungs; air; breathing |
| pod(o) | foot |
| proct(o) | anus |
| psych(o) | mind |
| psyche | mind |
| pulmon(o) | lung |
| pyel(o) | renal pelvis |
| rachi(o) | spine |
| rect(o) | rectum |
| reni | kidney |
| reno | kidney |
| rhin(o) | nose |
| sacr(o) | sacrum |
| sarco | fleshy tissue; muscle |
| scler(o) | sclera |
| sial(o) | salivary glands; saliva |
| sigmoid(o) | sigmoid colon |
| sperma | semen; spermatozoa |
| spermato | semen; spermatozoa |
| spermo | semen; spermatozoa |
| splanchn(o) | viscera |
| splanchni | viscera |
| splen(o) | spleen |
| spondyl(o) | vertebra |
| stern(o) | sternum |
| steth(o) | chest |
| stom(a) | mouth |
| stomat(o) | mouth |
| ten(o) | tendon |
| tendin(o) | tendon |
| tendo | tendon |
| tenon(o) | tendon |
| test(o) | testis |
| thorac(o) | thorax, chest |
| thoracico | thorax, chest |
| thym(o) | thymus gland |
| thyr(o) | thyroid gland |
| trache(o) | trachea |
| trachel(o) | neck |
| trich(o) | hair |
| trichi | hair |
| varico | varicosity |
| vas(o) | blood vessel, duct |
| veni | vein |
| veno | vein |
| ventricul(o) | ventricle |
| vertebro | vertebra |
| vesic(o) | bladder |
| adip(o) | fatty |
| dermat(o) | skin |
| derm(o) | skin |
| hidr(o) | sweat, sweat glands |
| ichthy(o) | fish, scaly |
| kerat(o) | horny tissue |
| lip(o) | fatty |
| melan(o) | black, very dark |
| myc(o) | fungus |
| onych(o) | nail |
| pil(o) | hair |
| seb(o) | sebum, sebacecous glands |
| steat(o) | fat |
| trich(o) | hair |
| xanth(o) | yellow |
| xer(o) | dry |