Liquidise is a term used to describe the process of breaking down a solid material into a liquid form. The two crossword solutions for this term are 'PUREE' and 'FLUX'. PUREE is a food that has been blended or ground into a thick, creamy consistency. FLUX is a substance that is used to facilitate the flow of a liquid or gas. Both of these terms are related to liquidise in that they involve the transformation of a solid material into a liquid form.