We found 9 dictionaries that define the word spinal columns:

General (6 matching dictionaries)

1. spinal columns: Merriam-Webster
2. spinal columns: Collins English Dictionary
3. spinal columns: Vocabulary.com
4. spinal columns: Cambridge Advanced Learner's Dictionary
5. spinal columns: Wiktionary
6. spinal columns: TheFreeDictionary.com

Computing (1 matching dictionary)

7. spinal columns: Encyclopedia

Medicine (2 matching dictionaries)

8. spinal columns: Merriam-Webster Medical Dictionary
9. spinal columns: Medical dictionary

(Note: See spinal_column as well.)

Definitions from Wiktionary (spinal column) ▸ noun:  (anatomy) The vertebral column. ▸ Also see spinal_column ▸ Words similar to spinal columns ▸ Usage examples for spinal columns ▸ Idioms related to spinal columns ▸ Wikipedia articles (New!) ▸ Words that often appear near spinal columns ▸ Rhymes of spinal columns ▸ Invented words related to spinal columns