What do prefixes annotate
position, number and measurement, direction, and used to change the meaning of the word.
prefixes of position describe what?
place or location…epi/inter/pre/post/sub
prefixes of direction describe what?
pathway or route…circum,extra,intra,para,supra,endo
prefixes to change the meaning of the root
anti, an, a, eu, dys, homo
pre
prenatal
before, in front of
peri
perinatal
around
post
postnatal
after, behind
epi
epigastric
above, upon
hypo
hyodermic
under, below, deficient
infra/sub
infracostal/subnasal
under, below
inter
intercostal
between
pro
prognosis
before, in front of
retro
retroversion
backward, behind
bi
bilateral
two
dipl/diplo
diplopia/diplobacterial
double
hemi
hemiplegia
one half
hyper
hypercalcemia
excessive, above normal
macro
macrocyte
large
micro
microscope
small
mono/uni
monotherapy
uninuclear
one
multi/poly
multigravida/polyphobia
many/much
nulli
nulligravida
none
primi
primigravida
first
quadri
quadriplegia
four
tri
triceps
three
ab
abduction
from, away from
ad
adduction
toward
circum/peri
circumrenal/periodontal
around
dia/trans
diarrhea/transvaginal
through, across
ecto/exo/extra
ectogenous/exotropia/extracranial
outside, outward
endo/intra
endocrine/intramuscular
in, within
para
paranasal
near, beside, beyond
super
superior
upper, above
supra
suprarenal
above, excessive, superior
ultra
ultrasonic
excess, beyond
a/an ( “a” before consonant…“an” before vowel)
amastia
anesthesia
without, not
anti/contra
antibacterial/contraception
against
brady
bradycardia
slow
dys
dystocia
bad, painful, difficult
eu
erpnea
good, normal
hetero
heterograft
different
homo/homeo
homograft/homeoplasia
same
mal
malnutrition
bad
pan
panarthritis
all
pseudo
pseudocyesis
false
syn (will appear as “sym” before b, p ,ph, or m)
syndactylism
union, together, joined
tachy
tachypnea
rapid