state enrolled nurse
noun [ C ] uk/ˌsteɪt ɪnˌrəʊld ˈnɜːs/ us/ˌsteɪt ɪnˌroʊld ˈnɝːs/ (abbreviation SEN)
（英国，尤其在过去，级别低于政府注册护士的）政府注册初级护士
in the UK, especially in the past, an officially registered nurse with a lower qualification than a state registered nurse