[ˈrɛɡjʊləs], (Noun)

Definitions:
- a metallic form of a substance, obtained by smelting or reduction

- a petty king or ruler


Phrases:

Origin:
early 16th century (in sense regulus): from Latin, diminutive of rex, reg- ‘king’. regulus dates from the late 16th century, originally in the phrase regulus of antimony (denoting metallic antimony), possibly so named because of its readiness to combine with gold

[ˈrɛɡjʊləs], (Noun)

Definitions:
- the brightest star in the constellation Leo. It is a triple system of which the primary is a hot dwarf star


Phrases:

Origin:
Latin, literally ‘little king’