NUNDINAL LETTER


Meaning of NUNDINAL LETTER in English

noun

: one of the first eight letters of the alphabet used by the ancient Romans in the Sabine calendar after adoption of the seven-day week, the first seven letters being repeated consecutively in one column to designate days of the week and all eight in a parallel column to mark the recurrence of market days under an older eight-day cycle

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.