That link also provides definitions of unimodal and bi-modal. A general definition of unimodal would be having a single mode, and I would interpret mono-modal to mean the same thing.I would thus assume that mono-modal and unimodal are used to mean the same thing when discussing rainfall patterns.hat link also provides definitions of unimodal and bi-modal. A general definition of unimodal would be having a single mode, and I would interpret mono-modal to mean the same thing.
Pain around your kidneys can also be caused by other problems, such as: 1  problems with your spine or ribs. 2  muscle pain. 3  pneumonia. 4  a problem with your spleen or your liver. 5  a hernia.
Possible causes of kidney pain include: 1  Bleeding in your kidney (hemorrhage) 2  Blood clots in kidney veins (renal vein thrombosis) 3  Kidney cancer or a kidney tumor.  Kidney cysts (enlargement or 1  rupture) Kidney infection (pyelonephritis)  Kidney 1  stones. Kidney swelling due to a backup of urine (hydronephrosis)  Polycystic kidney disease.