Freebase(0.00 / 0 votes)Rate this definition: Root nodule. Root nodules occur on the roots of plants that associate with symbiotic nitrogen-fixing bacteria. Under nitrogen-limiting conditions, capable plants form a symbiotic relationship with a host-specific strain of bacteria known as rhizobia.
Ayurvedic health benefits of bottle gourd/lau/ lauki: 1  Ayurveda recommends cooked lauki or bottle gourd for better digestion. It is cooling, calming, diuretic and anti-bilious (reduces bile and stops indigestion).
Can natural diuretics reduce fluid retention and help with weight loss? Answers from Katherine Zeratsky, R.D., L.D. Some herbs and dietary supplements, such as dandelion, ginger, parsley, hawthorn and juniper, may have a diuretic effect that can help with sodium and water retention. But proceed with caution before you take any supplements. First, fluid retention can be caused by a number of medical conditions and some medications.