spondylolysis in English dictionary spondylolysis Meanings and definitions of "spondylolysis" (pathology) A defect of the pars interarticularis. noun (pathology) A defect of the pars interarticularis. more Grammar and declension of spondylolysis spondylolysis ( uncountable) spondylolysis (uncountable) more Spondylolysis Sample sentences with "spondylolysis" Declension Stem Try again Available translations Arabic Dutch Finnish French German Hebrew Irish Italian Japanese Persian Russian Spanish Tamil Welsh Authors