Macroalbuminuria is a medical condition that refers to high levels of protein called albumin in the urine which is a marker for kidney damage. However, there are different synonyms for this term like proteinuria which refers to the presence of any excess protein in the urine, nephrotic syndrome which is a condition characterized by high levels of protein in the urine, and renal disease which refers to a condition affecting the kidneys that can lead to a variety of different symptoms and complications. Other synonyms for macroalbuminuria include glomerulonephritis, diabetic nephropathy which is a kidney disease that can occur as a result of diabetes, and nephritis. It is essential to consult a healthcare provider if macroalbuminuria or any of its synonyms are suspected to diagnose and treat this condition promptly.