English

Definition of interregnum noun from the Oxford Advanced Learner's Dictionary

 

interregnum

 noun
noun
BrE BrE//ˌɪntəˈreɡnəm//
 
; NAmE NAmE//ˌɪntəˈreɡnəm//
 
[usually singular] (pl. interregnums) (formal)
 
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a period of time during which a country, an organization, etc. does not have a leader and is waiting for a new one Word Origin late 16th cent. (denoting temporary rule between reigns or during suspension of normal government): from Latin, from inter- ‘between’ + regnum ‘reign’.
See the Oxford Advanced American Dictionary entry: interregnum