Lat. In civil and old English law. A year; the period of three hundred and sixty five days. Dig. 40, 7, 4, 5; Calvin.; Bract, fol. 3596. Annus deliberandi. In Scotch law. A year of deliberating; a year to deliberate. The year allowed by law to the heir to deliberate whether he will enter and represent his ancestor. It commences on the death of the ancestor, unless in the case of a posthumous heir, when the year runs from his birth. Bell. Annus, dies, et vastum. In old English law. Year, day, and waste. See Yeab, Day, and Waste. Annus et dies. A year and a day. Annus luctus. The year of mourning. It was a rule among the Romans, and also the Danes and Saxons, that widows should not marry infra annum luctus, (within the year of mourning.) Code 5, 9, 2; 1 Bl. Comm. 457. Annus utilis. A year made up of available or serviceable days. Brissonius; Calvin. In the plural, anm utiles signifies the years during which a right can be exercised or a prescription grow. Annus est mora motus quo suunt plan eta pervolvat circulum. A year is the duration of the motion by which a planet revolves through its orbit. Dig. 40, 7, 4, 5; Calvin.; Bract. 3596. Annus ineeptus pro completo habetur. A year begun is held as completed. Tray. Lat. Max. 45.