Glomerulonephritis is a type of kidney disease and causes swelling, abnormal urine, fever, achiness, and more. Gonorrhea is an sexually transmitted diseases and can cause painful urination and penile discharge. Interstitial cystitis is a condition that causes pain in the bladder or pelvic area, and frequent urination.
From Wikipedia, the free encyclopedia. A futile cycle, also known as a substrate cycle, occurs when two metabolic pathways run simultaneously in opposite directions and have no overall effect other than to dissipate energy in the form of heat.
Princeton's WordNet(0.00 / 0 votes)Rate this definition: 1  persistent, relentless, unrelenting(adj) never-ceasing. the relentless beat of the drums. 2  haunting, persistent(adj) continually recurring to the mind. haunting memories; the cathedral organ and the distant voices have a haunting beauty- Claudia Cassidy.