, pl. mucolipidoses Any of a group of lysosomal storage diseases in which symptoms of visceral and mesenchymal mucopolysaccharide, glycoprotein, oligosaccharide, or glycolipid storage are present; clinically, they bear a superficial resemblance to the mucopolysaccharidoses; autosomal recessive inheritance. [muco- + lipid + -osis, condition]