matron
noun [ C ] uk/ˈmeɪ.trən/ us/ˈmeɪ.trən/
(SCHOOL)
UK old-fashioned（学校的）女舍监
a female nurse in a school
(HOSPITAL)
UK护士长（senior nursing officer 的旧称）
old-fashioned for senior nursing officer UK
(PRISON)
US（监狱的）女看守
a woman who is in charge of female prisoners
(MARRIED WOMAN)
US上年纪的已婚妇女;（尤指）孀妇
a married woman, especially one who is old or a widow (= a woman whose husband has died)