Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun anatomy Any of the five
vertebrae in theloin or lower back region of thespine .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun one of 5 vertebrae in the human vertebral column; lumbar vertebrae extend from the twelfth thoracic vertebra down to the sacral vertebrae
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