lyophilicPronunciation: /ˌlʌɪə(ʊ)ˈfɪlɪk/Definition of lyophilic adjective Chemistry (of a colloid) readily dispersed by a solvent and not easily precipitated. Origin: early 20th century: from Greek luein 'loosen, dissolve' + philos 'loving'lyophilic in other Oxford dictionaries Definition of lyophilic in the US English dictionary