Sciatica is a severe pain in the nerve in your legs or the lower part of your back.
[medicine]
sciatica in British English
(saɪˈætɪkə)
noun
a form of neuralgia characterized by intense pain and tenderness along the course of the body's longest nerve (sciatic nerve), extending from the back of the thigh down to the calf of the leg
Word origin
C15: from Late Latin sciatica; see sciatic
sciatica in American English
(saɪˈætɪkə)
noun
any painful condition in the region of the hip and thigh; esp., neuritis of the long nerve (sciatic nerve) passing down the back of the thigh
Word origin
ME < ML < sciaticus
Examples of 'sciatica' in a sentence
sciatica
He's already helped Cora with her sciatica, and Mrs Pritchard says he's calmed her nerves no end.
Dixon, Franklin W. THE MYSTERY OF THE CHINESE JUNK (1960)