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   English
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impregnation The forcing of a liquid substance into the spaces of a porous solid in order to change its properties, as the impregnation of wood with creosote to preserve its integrity against water damage; materials n
environ. impregnéring
 English thesaurus
impregnation ['ɪmpreg'neɪʃ(ə)n] abbr.
abbr., mil. impreg; imprg
mil., abbr. impg