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in the PONS Dictionary

dif·fu·sion [dɪˈfju:ʒən] N no pl

diffusion
Verbreitung f <-, -en>
diffusion SOCIOL
Ausbreitung f <-, -en>
diffusion CHEM, PHYS
Diffusion f <-, -en>

ˈback dif·fu·sion N PHYS

back diffusion
Rückdiffusion f

dif·ˈfu·sion line N

diffusion line
Pret-à-porter-Kollektion f

mem·brane diˈf·fu·sion N CHEM, PHYS

membrane diffusion
Osmose f <-, -n>

facilitated diffusion [fəˌsɪlɪteɪtɪddɪˈfjuːʒn] N

facilitated diffusion
erleichterte Diffusion