Assimilation or Assimilate may refer to: Culture Cultural assimilation, the process whereby a minority group gradually adapts to the customs and attitudes of the prevailing culture and customs Language shift, also known as language assimilation, the progressive process whereby a speech community of a language shifts to speaking another language Cultural assimilation of Native Americans in the United States Jewish assimilation refers to the gradual cultural assimilation and social integration of Jews in their surrounding culture Assimilation effect, a frequently observed bias in social cognition Religious assimilation Assimilation (French colonial), an ideological basis of French colonial policy in the 19th and 20th centuries Science Assimilation (biology) the conversion of nutrient into the fluid or solid substance of the body, by the processes of digestion and absorption Assimilation (phonology), a linguistic process by which a sound becomes similar to an adjacent sound Data assimilation, updating a numerical model with observed data Assimilation (psychology), incorporation of new concepts into existing schemes Media Assimilation (album), a 2001 album by Deliverance Assimilation (Star Trek), fictional process used by the Borg race Assimilate, a 2019 sci-fi horror film Assimilate: A Critical History of Industrial Music, a 2013 non-fiction book