"Centi" as in centimetre.
centi-
In the metric system, the prefix for 1 billion is "giga-".
The metric prefix deci- represents a factor of 0.1, which means one-tenth or 1/10 of the base unit. It is often used in the metric system to denote a fraction of a unit.
The prefix that means one thousand standard units in whole units is kilo. The basic unit for whole units would be meter, gram or liter.
1x10^9 = Giga http://en.wikipedia.org/wiki/SI_prefix
The prefix is centi-
"Centi" as in centimetre.
The prefix that represents hundredths in the metric system is "centi-."
centi-
kilo-
Milli
The metric system prefix for the quantity 0.001 is Milli.
"c" represents the prefix centi-, which means one hundredth.
Kilo- is the unit of the metric system that represents 1000 times the base unit.
The prefix "micro" in the metric system represents a factor of 10^-6, which is equivalent to one millionth (1/1,000,000). It is denoted by the symbol μ.
In the metric system, the prefix for 1 billion is "giga-".
milli --