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Medical TERMINOLOGY   -   A thru Z

Prefixes, roots, suffixes  [ R ]

Prefix: A prefix is placed at the beginning of a word to modify or change its meaning. Pre means "before." Prefixes may also indicate a location, number, or time. 
Root
: central part of a word.     
Suffix
:  The ending part of a word that modifies the meaning of the word. Example: homeless. Root = 'home' and the suffix is 'less'. It can also refer to a condition, disease, disorder, or procedure.    

Alphabetical Listing

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R  S  T  U  V  W  X  Y  Z
Also check out the medical abbreviations section
 

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Term
arrow   Meaning
rachi/o arrow   spinal column; vertebrae
radi/o arrow   x-rays; radioactivity; radius (lateral lower arm bone) 
radicul/o arrow   nerve root 
re- arrow   back; again; backward 
-receptor, -ceptor arrow   receiver
rect/o arrow   rectum
ren/o arrow   kidney
respir/o arrow   breath
resuscit/o arrow   to revive
reticul/o arrow   network
retin/o arrow   retina
retro- arrow   behind; back; backward 
rhabd/o arrow   rod 
rhabdomy/o arrow   striated (skeletal) muscle
rhe/o arrow   flow, current, stream 
rheumat/o arrow   watery flow 
rhin/o arrow   nose
rhiz/o arrow   root
rhod/o arrow   red, rosy
rhytid/o arrow   wrinkle
roentgen/o arrow   x-rays
rose/o arrow   rosy 
rot/o, rotat/o arrow   turn, revolve 
-rrhage arrow   bursting forth (of blood) 
-rrhagia arrow   bursting forth (of blood) 
-rrhaphy arrow   suture
-rrhea arrow   flow; discharge 
-rrhexis arrow   rupture
rhythm/o arrow   rhythm
rubr/o, rubr/i arrow   red
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Medical Calculators - A thru Z
Lab Values - A thru Z