peptonize

transitive verb
pep·​to·​nize
variants: also British peptonise \ ˈpep-​tə-​ˌnīz How to pronounce peptonise (audio) \
peptonized also British peptonised; peptonizing also British peptonising

Medical Definition of peptonize

1 : to convert into peptone especially : to digest or dissolve by a proteolytic enzyme
2 : to combine with peptone