lumbarization

Etymology

From lumbar + -ization.

lumbarization means A spinal anomaly in which the first and second segments of the sacrum do not fuse, and consequently the lumbar spine appears to have six vertebrae or segments, not five, while the sacrum appears to have only four. Lexicurio rates it Sui generis — a strength score of 87 out of 100.

noun

A spinal anomaly in which the first and second segments of the sacrum do not fuse, and consequently the lumbar spine appears to have six vertebrae or segments, not five, while the sacrum appears to have only four.