vulgarize [ vúlgə rīz ](3rd person present singularvulgarizes, present participlevulgarizing, past and past participlevulgarized) or vulgarise [ vúlgə rīz ](3rd person present singularvulgarises, present participlevulgarising, past and past participlevulgarised)
transitive verb
Definition:
1. debase something: to make something less refined or lower in quality
2. make something accessible: to present or treat something in a way that makes it accessible to ordinary people