DIFFUSION By N., Pam M.S. - April 7, 2013 1. The processing of spreading cultural characteristics within a culture or community. 2. Biology. Passive transport. 3. The process wher something is spread out through something else. DIFFUSION: "Cells use diffusion to pass fluids through them." Related Psychology Terms BIOTRANSPORT BIOTRANSPORT SUBCULTURE SEMANTIC ENCODING TRANSPORTER CULTURE-FREE TESTS CROSS-CULTURAL TREATMENT CULTURE PATTERN, CULTURE CONFLICT DEEP PROCESSING BOOTSTRAPPING Cite this page: N., Pam M.S., "DIFFUSION," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/diffusion/ (accessed April 8, 2020).