1. Czar of Russia from 1825 to 1855 who led Russia into the Crimean War (1796-1855)
   - Nicholas I

Type of: czar, tsar, tzar

• outnumber
• outpace
• outpatient
• outperform
• outplay
• outpoint
• outport
• outpost
• outpour
• outpouring
• output
• output contract
• output device
• output file
• output program
• output routine
• output signal
• output-to-input ratio
• outrace
• outrage
• outraged
• outrageous
• outrageously
• outrageousness
• outrange