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Definition of Transverse process
1. Noun. One of two processes that extend from each vertebra and provide the point of articulation for the ribs.
Medical Definition of Transverse process
1. A bony protrusion on either side of the arch of a vertebra, from the junction of the lamina and pedicle, which functions as a lever for attached muscles. Synonym: processus transversus. (05 Mar 2000)