What is the meaning of Regno?

first-person singular present indicative of regnar

kingdom, realm, territory

realm, area

kingdom

reign

kingdom, realm

kingdom

reign

first-person singular present indicative of regnare

dative/ablative singular of rēgnum

to reign, rule (as a monarch)

to be lord, govern, to be the master, to be supreme

to tyrannize

to dominate, prevail

kingdom

Source: wiktionary.org