What is sciatica? Sciatica is pain, tingling, or numbness produced by an irritation of the nerve roots that lead to the sciatic nerve. The sciatic nerve is formed by the nerve roots coming out of the spinal cord into the lower back. It goes down through the buttock, then its branches extend down the back of the leg to the ankle and foot.
Definition of navigable - (of a waterway or sea) able to be sailed on by ships or boats, (of a website) easy to move around in Definition of navigable - (of a waterway or sea) able to be sailed on by ships or boats, (of a website) easy to move around in
an entire river system or an area drained by a river and its tributaries. Also called a watershed. dredge: Verb: to remove sand, silt, or other material from the bottom of a body of water. dugout canoe: Noun: small boat made by hollowing out a log or tree trunk. dwarf: Verb: to make something appear small by having it appear next to something much larger.