sacrolumbar[săkˌrō-lŭmˈbər, -bärˌ, sāˌkrō-]
sacrolumbar definition by American Heritage Dictionary
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Of, relating to, or affecting the sacral and the lumbar region.
sacrolumbar - Medical Definition