lumbar
adj.adj. relating to the lower part of your back. You usually hear this word when people talk about back pain or chairs that support your spine.
adj. relating to the lower part of the back between the ribs and the pelvis. Often describes anatomical structures or ergonomic features designed to support the lower spine.
This office chair provides excellent lumbar support.
After sitting at his desk for eight hours, he felt a sharp pain in his lumbar region.
The physician recommended specific stretching exercises to alleviate the chronic tension in the patient's lumbar vertebrae caused by poor posture during long commutes.
From Latin lumbāris, from lumbus (“loin”) + -āris. See loin.
Typically used attributively before a noun, such as 'lumbar support', 'lumbar region', or 'lumbar vertebrae'.