社しゃ会かい保ほ障しょう制せい度どしゃかいほしょうせいどMeanings1nounsocial security systemRefers to the overall framework of public programs providing economic security, such as pensions, health insurance, and public assistance.日本にほんの社しゃ会かい保ほ障しょう制せい度どは、年ねん金きん、医い療りょう、介かい護