n. The act of accepting or receiving; reception; acceptance: as, the acceptation of a trust.n. The state of being accepted or acceptable; favorable regard; hence, credence; belief.n. The meaning or sense in which a word or statement is taken or understood: as, this term is to be understood in its usual acceptation.n. Synonyms Acceptance, Acceptancy, Acceptation. These words have been used interchangeably, but there is a marked tendency to use acceptance for the act of accepting, and acceptation for the state of being accepted, acceptancy having become rare, or being restricted to poetic use.