Main Entry: in·ter·reg·num

Pronunciation: \ˌin-tə-ˈreg-nəm\

Function: noun

Inflected Form(s): plural in·ter·reg·nums or in·ter·reg·na \-nə\

Etymology: Latin, from inter- + regnum reign — more at reign

Date: 1590

1 : the time during which a throne is vacant between two successive reigns or regimes
2 : a period during which the normal functions of government or control are suspended
3 : a lapse or pause in a continuous series