bachelor or widower, widower, old bachelor, a aged and wifeless man, 这些都有“鳏夫”的意思。具体用哪个看语境。
相关词组：
鳏夫寡妇 the widows and the widowers
鳏夫产业 curtesy
鳏夫的 wifeless
鳏夫产取得权 right of curtesty