Today’s Root: centi or centi – having to do with 100.
The root centi is the true Latin root. The i is dropped when placed before a vowel. This prefix has become more associated with 1/100 than 100 in recent years.
century – 100 years
centimeter – 1/100th of a meter
It may be helpful for the ACT science test to know that the scale previously known as the Centigrade scale is now known as the Celsius scale.