As a non-positional numeral system, Roman numerals have no "place-keeping" zeros. Furthermore, the system as used by the Romans lacked a numeral for the number zero itself (that is, what remains after 1 is subtracted from 1). The word nulla (the Latin word meaning "none") was used ...
Define Roman mile. Roman mile synonyms, Roman mile pronunciation, Roman mile translation, English dictionary definition of Roman mile. n a unit of length used in ancient Rome, equivalent to about 1620 yards or 1481 metres Collins English Dictionary – Co