階かい級きゅう差さ別べつかいきゅうさべつMeanings1nounclassism; class discriminationRefers to prejudice or discrimination based on social class. Used in social and political contexts.階かい級きゅう差さ別べつは社しゃ会かいの大おおきな問もん題だいの一ひとつだ。