GLOSSARY OF ROOT, PREFIXES & SUFFIXES
Prefix + Root word + Suffix = Medical Term

PREFIXES  

  • ab(s) - from
  • ad - towards
  • an - without
  • ambi / amphi - both
  • ana - up to, move from
  • aniso - unequal
  • ante - before, forwards
  • anti - against, opposite
  • bi - two
  • bio - life
  • brachy - short
  • cata - down
  • circum - around
  • con - together
  • contra - against
  • cyte - cell
  • de - away from
  • di - two
  • diplo - double
  • dur - hard, firm
  • dys - bad, abnormal
  • e / ec / ecto /ek  - out of
  • em / en / endo - in, into
  • ent - within
  • epi - on
  • eso - carry
  • eury - broad
  • ex / exo - out of
  • extra - beyond
  • hapto - bind
  • hemi - half
  • hept - seven
  • hetero - different
  • homo - same
  • hyper - in excess, excessive
  • hypo - below, deficient
  • im / in - not
  • infra - below, underneath
  • inter - among, between
  • intro - during
  • iso - equal
  • juxta - adjacent
  • macro / magno / mega - large
  • medi / meso - middle
  • mega / megalo - large
  • meta - beyond, between
  • micro - small
  • neo - new
  • non - not
  • ob - before
  • octa / octo - eight
  • pachy - thick
  • para - beside
  • pent - five
  • per - by, through
  • peri - around
  • pleo - more than normal or usual
  • poly - many
  • post - behind
  • pre - before
  • pros / prox - beside
  • pseudo - false
  • quar - four
  • re - back, again
  • retro - backwards
  • rrhagia / rrhage - bursting   
  • rrhaphy - stitch, suture
  • rrhea - flow, discharge  
  • rrhexis - rupture          
  • semi - half
  • sex - six
  • sept - seven
  • sub - under
  • super / supra - above, over
  • syn / sys - together
  • tetra - four
  • trans - accross
  • uni - one
  • ultra - beyond


ROOT  
  • acanth - spine
  • acou - hear
  • acro - extremity, sharp
  • acu - sharp, abrupt sudden
  • adeno - gland
  • adipo - fat
  • aero - air
  • algo - pain
  • ambi - both sides
  • amnio - bowl
  • amph - both sides
  • andro - male
  • angio - vessel
  • ankyl - bent, crooked
  • anthro - man, human
  • artero - artery (vessel carrying blood away from heart)
  • arthro - joint
  • artic - little joint
  • asthma - sob, short of breath
  • atri - entry chamber
  • axilla - armpit
  • axo - center
  • aud / aur / aus - hear
  • auto - self
  • aux - make grow
  • bact - rod
  • blast - sprout
  • bleph - eyelid
  • brachi - arm
  • brady - slow
  • bronch - related to breathing
  • bucc - cheeck
  • burs - pocket
  • case - deep cut
  • calci - limestone
  • calco - heel, spur
  • calyc - cup
  • campy - bend
  • carbo - charcoal, carbon
  • card(i) - heart
  • carpo - wrist
  • centesis - puncture
  • centr - center
  • ceph / cephal - head
  • cept - seize
  • cereb - brain
  • cervic - neck
  • chemo - chemistry
  • chlor - green
  • chol(e) - bile
  • chondr - cartilage
  • chron - time
  • cise - deep cut
  • cili - eyelash
  • clast - break
  • claustr - barrier
  • coagul - clot
  • cond - hard knob
  • cox - hip
  • corp - physical body
  • crine - secretion
  • cutis - skin
  • cyan - blue
  • cycl - circle
  • cysto - urinary, bladder
  • cyto - cell
  • dacr - tear
  • dactyl - fingers, digits
  • dens / dent - tooth
  • derm - skin
  • desis - binding
  • dextro - right
  • didym - twin
  • digit - finger, toes
  • dynia - pain
  • echin - spiny
  • ectasia - dilation
  • edem(a) - excess
  • enceph - brain
  • entero - intestine
  • erythro - red
  • esthesia - perception
  • fer - carrying, bearing
  • flect / flex - bend
  • fora / foro - make a hole
  • fract / frag / fring - break
  • gangl - knot
  • gastr - stomach
  • gen / genesis - origin
  • genu - knee
  • ger - old
  • gest - bring forth
  • gleno - shoulder
  • glob - sphere
  • gloss - tongue
  • glute - buttocks
  • gynec - female
  • hem - blood
  • hepat - liver
  • hernia - rupture
  • hidr - sweat
  • histo - tissue
  • hydro - water
  • hypno - sleep
  • hystero - uterus
  • iatric - healing
  • idio - self
  • ject - throw, send
  • junc / jug / jux - join together
  • lachry - tear
  • labio - lip
  • lact(o) - milk
  • latero - side
  • lein - spleen
  • levo - left sided
  • liga - bind together
  • lith - stone
  • lumbo - lower back
  • lysis - breaking down
  • mal(i) - bad
  • medulla - soft inner part
  • mere - part
  • manu - hand
  • mast - breast
  • melia - limb
  • mnem / mnes - memory
  • morb - sick
  • morph - shape
  • myo - muscle
  • narco - sleep
  • naso - sleep
  • necro - dead, decay
  • nephr - kidney
  • neuro - nerve
  • olfact - smell
  • oma / onco - tumor, lump, mass
  • op / opth - eye
  • oro - mouth
  • ortho - straight
  • ost - bone
  • partum - birth
  • patho - disease
  • pect - chest
  • pes / ped - foot
  • phage - eat
  • phlebo - vein
  • plantar - sole of foot
  • pod - foot
  • pre / pro - before
  • procto - rectum
  • pron - face down
  • psyche - spirit, mind
  • pulmo - lung
  • punct - prick, puncture
  • rhino - nose
  • sang - blood
  • sclero - hard
  • sthen - strength
  • stom - mouth
  • tricho - hair
  • trophy - grow
  • vaso - blood vessel
  • veno - vein
  • vert - turn
  • viscero - innards


SUFFIXES  
  • ase - fermenter
  • cide - killer
  • ectomy - cut out
  • form - shaped
  • iasis - full of
  • ism - theory of
  • itis - inflammation
  • ize - do
  • logy - study of
  • megaly - large
  • oma - tumor
  • osis - full of
  • pathy - disease of
  • penia - lack of
  • plexi - fix
  • rhea - discharge
  • tomy - cut
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