adj ·Rare ·Advanced level

Definitions

Adjective

1. 1
   Of or pertaining to the reign of a monarch (or pope). not-comparable
2. 2
   Describing the year of a monarch's reign starting from the date of accession. not-comparable
3. 3
   Pertaining to a taxon at the rank of regnum (or kingdom). not-comparable

Etymology

From Medieval Latin rēgnālis, from Latin rēgnum + -ālis.

Related phrases

regnal nameregnal numberregnal year

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.