a combining form meaning “loin,” used in the formation of compound words: lumbosacral.

Nearby words

  1. lumberman,
  2. lumbermill,
  3. lumbersexual,
  4. lumberton,
  5. lumberyard,
  6. lumbocolostomy,
  7. lumbocostal,
  8. lumbocostal ligament,
  9. lumbocostoabdominal triangle,
  10. lumboinguinal

Also especially before a vowel, lumb-.

Origin of lumbo-

combining form representing Latin lumbus loin; see -o- Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Word Origin and History for lumbo-


word-forming element meaning "loin, loins," from comb. form of Latin lumbus (see lumbago).

Online Etymology Dictionary, © 2010 Douglas Harper