diariumglossary / DIARIUM diarium (dI-air-ee-[schwa]m), n. [fr. Latin dies “day”] Roman law. An allowance (usu. of food) needed for a day; a daily allowance of food or pay. Pl. diaria (dI-air-ee-[schwa]). 词条贡献者 资深译员Steven,毕业于美国一流的高级翻译学院,专注翻译各种与政府政策有关的法律文件。