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Prefixes and More
Medical Terminology: Prefixes, Root words, and more
| Term | Definition |
|---|---|
| Myc/o | = Fungus |
| Ac | = Sharp or Severe |
| Ute | = State or Quality |
| Oma | = Tumor or Abnormal growth |
| Chron | = Time |
| Ic | = pertaining to |
| Oxy | = Sharp or Acute or Oxygen |
| Hyper | = Over or Excessive |
| Trophy | = Nourishment or Growth |
| Necr/o | = Death |
| A | = Without or Lacking |
| Root word | The central part of a word. |
| Andr | = Male |
| Arthr | = Joint |
| Combing vowels | Vowels attached to the end of a root word, used to make the word easier to pronounce. |
| Neo | = New |
| Pan or Pant/o | = All or Everything |
| Ology | = The study of |
| Prefix | Words at the beginning of a medical term; alters the meaning of a term. |
| A prefix usually, but not always indicates: | Location, Time, Number, and Status |
| Hyper | = Excessive or Increased |
| Pharmaco | = Drug or Medicine |
| Re | = Again or Backwards |
| Penia | = Deficiency of |
| Chlor/o | = Green |
| Cyano | = Blue |
| Erythr/o | = Red |
| Leuk/o | = White |
| Melan/o | = Black |
| Poli/o | = Gray |
| Chrom/o | = Color(s) or Multicolor |
| Anterior (Ventral) Cavity | Contains the Middle Ear, Orbital, Nasal, Oral, Thoracic, and Abdominal-Pelvic Cavity's. |
| Posterior (Dorsal) Cavity | Contains the Cranium and Spinal Cavity's. |
| Uni | = One |
| Bi | = Two or Both |
| Tri | = Three |
| Unilateral | = Affecting one side |
| Bilateral | = Affecting both (two) sides. |
| Hypo | = Low |
| Somat/o or Somatico | = Body or Bodily |
| A or An | = Without or Lacking |
| Andr/o | = Male Androgen (a male sex hormone) |
| Anti | = Against |
| Auto | = Self |
| Bio | = Life |
| Chemo | = Chemical |
| Contra | = Against |
| Cyt or Cyte or Cytic | = Cell |
| WBC | Means white blood cell |
| RBC | Means red blood cell |
| Idio | = Self or One's own |
| Lyso | = Break down or Destruction or Dissolving |
| Mal | = Bad or Abnormal |
| Isch | = Suppression or Defficiency |
| Hemi | = Half |
| Paresis | = Weakness or Partial paralysis |
| Ambul | = Walk or Run |
| Tion | = Concept or Action of or Condition |
| Ly | = Quality of or Action |
| Therapy | = Healing or Medical treatment |
| Hydr/o | = Water |
| Olig/o | = Very few or Little |
| Tractable | = Capable of being handled |
| Dis | Separation or Taking something apart |
| Dys | = Difficult or Abnormal |
| Eu | = Good or Well |
| Fibr/o | = Fiber |
| Gluco or Glyco | = Sugar (glucose) |
| Gyn/o or Gynec | = Female |
| Acous | = Hearing |
| Adeno | = Gland |
| Oid | = Resembling or Like |
| Ectomy | = To remove |
| Adip/o | = Fat |
| Adren/o | = Adrenal gland |
| Nephr/o | = Kidney's |
| Angi/o | = Blood vessel |
| Plasty | = Surgical repair |
| Arteri/o | = Artery |
| Arthr/o | = Joint |
| Bucc/o | = Cheek |
| Bronch/i | = Bronchi (both sides of lung tubes) |
| Bronchus | = Bronchi (one side of lung tubes) |
| Burs/o | = Bursa |
| Carcin/o | = Cancer |
| Gen | = That which causes |
| Cardi/o | = Heart |
| Cephal/o | = Head |
| Chole | = Bile |
| Chondri | = Cartilage |
| Coron | = Heart coronary arteries |
| Cost | = Rib |
| Crani/o | = Brain |
| Cutane | = Skin |
| Cyst/o | = Bladder or Sac |
| Derm or Dermat/o | = Skin |
| Duoden/o | = Duodenum (first part of the small intestine) |
| Gastr/o | = Stomach |
| Gloss | = Tongue |
| Hem/o or Hemat/o | = Blood |
| Hepat/o or Hematico | = Liver |
| Hist/o or Histio | = Tissue |
| Hyster/o | = Uterus |
| Ileo | Ileum (final part of the small intestine) |
| Itis | = Inflamation |
| Pharyng | = Throat |
| Eal | = Related to or Pertaining to |
| Naso | = Nose |
| Scopy | = Process of viewing |
| Oro | = Mouth |
| Laryng/o or Larynx | = Voice box or Throat |
| Ischi/o | Ischium (lower part of pelvis) |
| Keratin/o | = Corena (transparent part of eye or skin) |
| Lacrim/o | = Tears (eyes) |
| Lact/o or Lacti | = Milk |
| Lingu/o | = Tongue |
| Lip/o | = Fat |
| Lymph/o | Lymph (a clear fluid in the lymphatic system) |
| Mamm or Mast/o | Breast mammary glands |
| Mening/o | Meninges |
| Muscul/o | = Muscle |
| My/o | = Muscle |
| Myel/o | Spinal cord or Bone marrow |
| Neur/i or Neur/o | = Nerve |
| Ocul/o | = Eye |
| Onco | = Tumor or Bulk or Volume |
| Onych/o | = Fingernail or Toenail |
| Oo | = Egg or Ovary |
| Oophor/o | = Ovary |
| Op/t | = Vision |
| Ophthalm/o | = Eye |
| Orchid/o or Orchio | = Testis |
| Orth/o | = Normal or Straight or Correct |
| Ossco | = Bony |
| Ossi | = Bone |
| Ost or Oste/o | = Bone |
| Ot/o | = Ear |
| Ovar/I or Ovario or Ovi or Ovo | = Ovary |
| Phyalang | = Phalanx |
| Pharyng/o or Pharynx | = Throat |
| Phleb/o | = Vein |
| Phren/i or Phreno or Phrenico | = Diaphram |
| Pleur/a or Pleur/o | = Rib or Pleura |
| Pneum/o or Pneumat/o | = Air or Lung |
| Proct/o | = Anus or Rectum |
| prostat | = Prostate |
| Pseudo | = False |
| Psych/o or Psyche | = Mind |
| Radio | = Radiation or Radius |
| Ren/o | = kidney |
| Retin | = Retina |
| Rhin/o | = Nose |
| Salping/o | = Tube |
| Sarco | = Muscular or Flesh like |
| Schiz/o | Split or Cleft |
| Sclera or Sclero | = Hardness |
| Sigmoid/o | = Sigmoid colon |
| Sperma or Spermo or Spermato | = Sperm |
| Splen/o | = Spleen |
| Sten/o | = Narrowed or Blocked |
| Stern | = Sternum |
| Stom/a or Stomat/o | = Mouth |
| Thorac/o or Thoracic | = Chest |
| Thromb/o | = Blood Clot |
| Thyr/o | = Thyroid gland |
| Trache/o | = Tracheo |
| Tympan/o | = Eardrum |
| Ur/o | = Urine |
| Vagin | = Vagina |
| Varic/o | = Duct or Blood vessel |
| Vasculo | = Blood vessel |
| Ven/o | = Vein |
| Vertbr | = Vertebrae or Spine |
| Ab or Abs | = Away from |
| Ad | = Towards |
| Ante | = Before or Fowards |
| Circum | = Around |
| Cycl | = Circle or Cycle |
| De | = Away |
| Dia | = Across or Through |
| Ect/o or Exo | = Outer or Outside |
| End/o or Ent or Enter/o | = Inner or Within |
| Epi | = Upon or Outside of |
| Ex or Extra | = Beyond |
| Infra | = Beneath or Below |
| Inter | = Between |
| Intra | = Within |
| Meso | = Middle |
| Meta | = Beyond or Change |
| Para | = Alongside or Abnormal |
| Path/o | = Disease |
| Peri | = Around |
| Post | = Behind or After |
| Pre | = Before or In front |
| Retro | = Backwards or Behind |
| Sub | = Under |
| Super | = Above |
| Supra | = Above or Upon |
| Sy/l or Sym or Syn or Sys | = Toghether |
| Trans | = Across or Through |
| Poie | = Making |
| Dent/I or Dento or Odont or Ondnto | = Tooth / Teeth |
| Brandy | = Slow |
| Diplo | = Double |
| Hetero | = Other or Different |
| Homo | = Same |
| Macro | = Large or Big or Long |
| Mic or Micro | = Small |
| Mon/o | = One |
| Poly | = Many or Excessive |
| Quadri | = Four |
| Semi | = Half |
| Tachy | = Fast |
| Tetra | = Four |