Glossary - Prefixes and Suffixes

Element

Definition and Example

a- absent, deficient, lack of: atrophy
ab- off, away from: abduct
abdomin relating to the abdomen: abdominal
-able capable of: viable
ac- toward, to: actin
acou- hear: acoustic
ad- toward, to: adduct
af- movement toward a central point: afferent artery
alb- white: corpus albicans
-algia pain: neuralgia
ambi- both: ambidextrous
angi- pertaining to the vessels: angiology
ante- before, in front of: antebrachium
anti- against: anticoagulant
aque- water: aqueous
arch- beginning, origin: archenteron
arthr- joint: arthritis
-asis condition or state of: homeostasis
aud- hearing, sound: auditory
auto- self: autolysis
bi- two: bipedal
bio- life: biopsy
blast- generative or germ bud: blastocyst
brachi- arm: brachialis
brachy- short: brachydont
brady- slow: bradycardia
bucc- cheek: buccal cavity
cac- bad, ill: cachexia
calc- stone: calculus
capit- head: capitis
carcin- cancer: carcinogenic
cardi-heart: cardiac
cata- lower, under, against: catabolism
caud- tail: cauda equina
cephal- head: cephalic
cerebro- brain: cerebrospinal fluid
chol- bile: cholic
chondr- cartilage: chondrocyte
chrom- color: chromocyte
-cide destroy: germicide
circum- around: circumduct
co- together: copulation
coel- hollow cavity: coelom
-coele swelling, an enlarged space or cavity: blastocoele
con- with, together: congenital
contra- against, opposite: contraception
corn- denoting hardness: cornified
corp- body: corpus
crypt- hidden: cryptorchidism
cyan- blue: cyanosis
cyst- sac or bladder: cystoscope
cyto- cell: cytology
de- down, from: descent
derm- skin: dermatology
di- two: diarthrotic
dipl- double: diploid
dis- apart, away from: disarticulate
duct- lead, conduct: ductus deferens
dur- hard: dura mater
dys- bad, difficult, painful: dysentery
e- out, from: eccrine
ec- outside, outer, external: ectoderm
proct- anus: proctology
pseudo- false: pseudostratified
psycho- mental: psychology
pyo- pus: pyorrhea
quad- fourfold: quadriceps femoris
re- back, again: repolarization
rect- straight: rectus abdominis
ren- kidney: renal
rete- network: rete testis
retro- backward, behind: retroperitoneal
rhin- nose: rhinitis
-rrhagia excessive flow: menorrhagia
-rrhea flow or discharge: diarrhea
sanguin- blood: sanguineous
sarc- flesh: sarcoma
-scope instrument for examining a part: stethoscope
-sect cut: dissect
semi- half: semilunar
-sis process or action: dialysis
steno- narrow: stenosis
-stomy surgical opening: tracheostomy
sub- under, beneath, below: subcutaneous
super- above, beyond, upper: superficial
supra- above, over: suprarenal
syn- (sym-) together, joined, with: synapse
tachy- swift, rapid: tachycardia
tele- far: telencephalon
tens- stretch: tensor tympani
tetra- four: tetrad
therm- heat: thermogram
thorac- chest: thoracic cavity
thrombo- lump, clot: thrombocyte
-tomy cut: appendectomy
tox- poison: toxemia
tract- draw, drag: traction
trans- across, over: transfuse
tri- three: trigone
trich- hair: trichology
-trophy a state relating to nutrition: hypertrophy
-tropic turning toward, changing: gonadotropic
ultra- beyond, excess: ultrasonic
uni- one: unicellular
-uria urine: polyuria
uro- urine, urinary organs or tract: uroscope
vas- vessel: vasoconstriction
viscer- organ: visceral
vit- life: vitamin
zoo- animal: zoology
zygo- union, join: zygote
aa of each
a.c. before meals
A/G albumin globulin ratio
ANS autonomic nervous system
Bib. drink
bid twice a day
bihor during two hours
B.M.R. basal metabolic rate
bp blood pressure
BUN blood urea nitrogen
b.v. vapor bath
=c with
caps. capsule
c.b.c. complete blood count
cc. cubic centimeter(s)
cm. centimeter(s)
CNS central nervous system
Co., Comp. compound
cr tomorrow
CFS cerebrospinal fluid
CT computed tomography
CVP central venous pressure
CXR chest x-ray
d. a day
D & C dilatation and curettage
D.C. discontinue
D, Det. give
de d. in d. from day to day
Dieb. secund every second day
Dieb. tert. every third day
dim. one-half
d. in dup. give twice as much
D. in p. aeq. divide into equal parts
dr. dram
D.T.D. give of such doses
Dur. dolor. while pain lasts
Dx diagnosis
e out of, with
ECG, EKG electrocardiogram
EEG electroencephalogram
e.m.p. in the manner prescribed
feb fever
GI gastrointestinal
gm. gram
gr. grain
Grad. gradually
gtt. drop(s)
h. hour
Hct hematocrit
Hg. mercury
Hgb hemoglobin
hs at bedtime
Hx history
ibid. in the same place
IM intramuscular
incid. cut
in d. in a day
inj. an injection
int. cib. between meals
int. noct. during the night
IV intravenous
kg. kilogram
Lat. dol. to the painful side
M. mix
man. in the morning
mEq. milliequivalent
mg. milligram
ml. milliliter
MRI magnetic resonance imaging
Noct. at night
Noct. maneq. night and morning
N.P.O. nothing by mouth
O.D. right eye
o.d. every day
Omn. hor. every hour
Omn. man. every morning
Omn. noct. every night
O.S. left eye
O.U. both eyes
oz. ounce
P pulse
Part. aeq.equal parts
pc after meals
pCO2 partial pressure of carbon dioxide
PNS peripheral nervous system
PO by mouth
pO2 partial pressure of oxygen
p.p.a. having first shaken the bottle
p.r.n. as needed
pro. us. ext. for external use
pt patient
pt. let it be continued
q. each; every
qd every day
qh every hour
q. h. every hours
qhs every evening
qid four times a day
qod every other day
q.q. also
q.s. sufficient quantity
RBC red blood cell
=s without
Semih. half an hour
Sig. write, label
S.O.S. if needed
sp. gr. specific gravity
ss., -ss one-half
s.s.s. layer on layer
stat. immediately
sum. take
s.v.r. alcohol
t. three times
tab. tablet
tid three times a day
ung. ointment
Ut. dict. as directed
vic. times
WBCwhite blood cell

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