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).
Slim Down Detox Water. This great detox water not only rids your body of toxins but helps to flush fat from your body as well. Cucumbers are diuretics can help you to avoid water retention. Lemons and limes help to flush out toxins from your digestive tract and grapefruits help you to burn fat.