catchword/ˈkætʃwɜ:d; `kætʃˌwəd/ n1 word or phrase placed where it will attract attention, eg above a paragraph in a newspaper article 醒目的字或词语(如报章段落中的小标题).2 first or last word of a page in a dictionary, printed above the columns (词典上的)眉题.
牛津英汉双解词典