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

Origin of lumbo-

Combining form representing Latin lumbusloin; see -o-
  • Also especially before a vowel, lumb-.

Words Nearby lumbo- Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use lumbo- in a sentence

  • "It ain't no use to stab for such a hole in the wall as Lumbo Reach," declared Candage in discouraged tones.

    Blow The Man Down | Holman Day
  • Behind lumbo-gangri are the valley and river of the Rukyok-tsangpo, which flows to the Chaktak-tsangpo.

  • This morning I tried Lumbo and two other shelters, and then chased along the trail of the blow.

    Blow The Man Down | Holman Day
  • lumbo-abdominal neuralgia and sciatica have yielded much more readily than brachial or dorso-intercostal neuralgia, etc., etc.

    The Electric Bath | George M. Schweig
  • Its corresponding vein is in close contact behind, as also the lumbo-sacral nerve, the obdurator nerve to its outer side.