lumbar
adjective/ˈlʌmbər/
Frequency rank: #11,907 of 20,003 in the WORDED list (wordfreq data)
Meaning
relating to the lower part of the back between the ribs and the pelvis.

Example sentence
The doctor recommended exercises to relieve lumbar pain caused by long hours of sitting.
Synonyms & related words
More words in ranks 11,901–12,000
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