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24
quasi-
re-
retro
se-
semi-, hemi-
soli-
sub-(suf-,
sug-,sup-,sus-,
super-,supra-
sur- (sue-)
syn-, sym-
tele-
trans-
tri-
ultra-
un-
as if, seemingly
again, back
backward
away from
half, partially
only, single
under, below, lower
above, greater, beyond
over, on
like
far, long distance
across
three
extreme, beyond
not, opposite,
reverse
quasi-judicial
review, regard, reject, react
retrogress, retroactive
seclude, seduce, separate
semiliterate, hemisphere
solitude, soliloquy
subordinate, suffer
support, suspicion
superimpose, superior
surpass, surface, success
synonym, sympathy
telephone, television
transport, transfer
trilateral
ultraconservative
undo, unlawful.
: NUMERICAL PREFIXES USED IN MEASUREMENTS
Name
Symbol*
Meaning
Unit Multiplier
tera-
giga-
mega-
kilo-
hecto-
deka-
deci-
centi-
milli-
micro-
nano-
pico-
femto—
atto-
T
G
M
k
h
da
d
M
u
n
p
f
a
trillion
billion
million
thousand
hundred
ten
one-tenth
one-hundredth
one-thousandth
one-millionth
one-billionth
one-trillionth
one-quadrillionth
one-quintillionth
10^12
10^9
l0^6
l0^3
10^2
10^1
10^-1
10^-2
10^-3
10^-6
l0^-9
10^-12
l0^-15
10^-18
* Le Systeme International d'Unites (SI), International System of Units
C: QUANTITATIVE PREFIXES
Prefix Meaning
mon one
un one
bi two, twice,
Example of Use
monotone (single tone or key)
monoxide (contains one oxygen atom per molecule)
unicellular (one-celled)
unilateral (one-sided)
bicycle (two wheels)