You searched for:
“lumbarization”
lumbarization
A condition in which the first segment of the sacrum is not fused with the second, so that there is one additional articulated vertebra and the sacrum consists of only four segments.
This entry is located in the following units:
-ation, -ization (-iz[e] + -ation); -isation (British spelling variation)
(page 60)
lumb-, lumbo-
(page 1)