吸附 Traditional form: 吸附 Pinyin (reading): xīfù Definitions: to adhere to a surface to absorb to draw in (fig.) to attract (chemistry) adsorption Characters: 吸 - to inhale, to suck in; to absorb; to attract 附 - nearby; to adhere to, to attach; to rely on Traditional characters: 吸 - to inhale, to suck in; to absorb; to attract 附 - nearby; to adhere to, to attach; to rely on