Cp meaning : A mapping to a particular character set, where there are several possible sets that share the same code points. Abbreviation: cp. To assess the similarities and differences between two or more things ["to compare X with Y"]. Having made the comparison of X with Y, one might have found it similar to Y or different from Y. To declare two things to be similar in some respect ["to compare X to Y"]. (grammar) To form the three degrees of comparison of (an adjective). To be similar (often used in the negative). To get; to obtain.