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拡散 / かくさん : n vs adj-no 1）scattering 2）diffusion 3）spread (e.g. signal across the spectrum) P
拡散性 / かくさんせい : 1）diffusibility 2）diffusible 3）diffusive 4）diffusely
拡散層 / かくさんそう : 1）diffusion layer
拡販 / かくはん : n vs abbr 1）sales promotion
拡張 / かくちょう : 1）dilation 2）dilatation 3）enlargement 4）dilate 5）distend 6）enlarge 7）dilated (vs)
拡幅 / かくふく : n 1 1）widening (of a road) vs 2 2）to widen (esp. a road)
拡大 / かくだい : 1）enlargement 2）expansion 3）dilation 4）extension 5）enlarge 6）dilate 7）expand 8）dilated (vs)
拡散法 / かくさんほう : 1）diffusion method
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拡散

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