C (adjective)
definition:
in the Roman numeral system, one hundred
example:
"The year C can also be written as 100."
Synonyms
HundredC (noun)
definition:
the 3rd letter of the Roman alphabet
example:
"'Charlie' can be used as a phonetic for the letter c."
C (noun)
definition:
the speed at which light travels in a vacuum
example:
"The constancy and universality of c is recognized by defining it to be exactly 299,792,458 meters per second."