absorption (n.)(chemistry) a process in which one substance permeates another; a fluid permeates or is dissolved by a liquid or solid;
Synonyms: soaking up
absorption (n.)(physics) the process in which incident radiated energy is retained without reflection or transmission on passing through a medium;
the absorption of photons by atoms or molecules
absorption (n.)the social process of absorbing one cultural group into harmony with another;
absorption (n.)the process of absorbing nutrients into the body after digestion;
absorption (n.)complete attention; intense mental effort;
absorption (n.)the mental state of being preoccupied by something;