トピックトピックCommon wordFreq.FrequencyTop 20,000Meanings1nountopic; subjectCommon loanword used for a subject of discussion, conversation, or writing.今日きょうの会かい議ぎのトピックは何なんですか。What is the topic of today's meeting?彼かれはいつも面おも白しろいトピックを選えらぶ。He always picks interesting topics.