What MCCII over II equals

• Rank for Endeavour Morse, John Luther and Jane Tennison: Abbr
• 601, in old Rome
• A fifth of MMMV
• Century starter in the papacy of Gregory I
• MMMV / V
• Early 7th C. date
• World's first independent credit card company, initially
• 601, to Caesar
• Seneca's 601

Wikipedia Word definitions in Wikipedia
DCI may be an abbreviation for: