nounPlural reguli, Plural reguluses ˈrɛɡjʊləsˈrɛɡjələs
1Chemistry
archaic A metallic form of a substance, obtained by smelting or reduction.
Example sentencesExamples
- He also bought the nearby smelting works at Scotts Creek to refine copper regulus produced at the Bremer mine.
- When it demolished the furnace in 1882 it recovered also some copper from stockpiled regulus.
- This was smelted, which reduced the bulky and heavy copper ore to a much smaller and more valuable regulus, before transporting it to the English and Australian Copper Smelting Company at Port Adelaide or to England.
2A petty king or ruler.
Example sentencesExamples
- The king left him as sub regulus whenever he was out of the country.
Derivatives
adjective ˈrɛɡjʊlʌɪn
Chemistry archaic Relating to or of the nature of the metallic form of a substance, obtained by smelting or reduction.
a bright layer of reguline metal
Origin
Late 16th century: from Latin, diminutive of rex, reg- 'king'; originally in the phrase regulus of antimony (denoting metallic antimony), apparently so named because of its readiness to combine with gold.
proper nounˈrɛɡjʊləsˈrɛɡjələs
Astronomy The brightest star in the constellation Leo. It is a triple system of which the primary is a hot dwarf star.
Origin
Latin, literally 'little king'.
nounˈrɛɡjələsˈreɡyələs
1Chemistry
archaic A metallic form of a substance, obtained by smelting or reduction.
Example sentencesExamples
- When it demolished the furnace in 1882 it recovered also some copper from stockpiled regulus.
- This was smelted, which reduced the bulky and heavy copper ore to a much smaller and more valuable regulus, before transporting it to the English and Australian Copper Smelting Company at Port Adelaide or to England.
- He also bought the nearby smelting works at Scotts Creek to refine copper regulus produced at the Bremer mine.
2A petty king or ruler.
Example sentencesExamples
- The king left him as sub regulus whenever he was out of the country.
Origin
Late 16th century: from Latin, diminutive of rex, reg- ‘king’; originally in the phrase regulus of antimony (denoting metallic antimony), apparently so named because of its readiness to combine with gold.
proper nounˈrɛɡjələsˈreɡyələs
Astronomy The brightest star in the constellation Leo. It is a triple system of which the primary is a hot dwarf star.
Origin
Latin, literally ‘little king’.