"Reguluses" is a word in ENGLISH

A small European kinglet (Regulus ignicapillus), having a bright red crest; -- called also fire-crested wren.

The European golden-crested kinglet (Regulus cristatus, or R. regulus); -- called also golden-crested wren, and golden wren. The name is …

Any one of several species of small singing birds of the genus Regulus and family Sylviidae.

A northern constellation east of Cancer, containing the bright star Regulus at the end of the handle of the Sickle.

of Regulus

Of or pertaining to regulus.

To reduce to regulus; to separate, as a metal from extraneous matter; as, to regulize antimony.

The button, globule, or mass of metal, in a more or less impure state, which forms in the bottom of …

A star of the first magnitude in the constellation Leo; -- called also the Lion's Heart.

A petty king; a ruler of little power or consequence.

Lat. In Saxon law. A tltle sometlmes glven to the earl or come8, in old charters. Spelman

A regulus consisting essentially of nickel, obtained as a residue in fusing cobalt and nickel ores with silica and sodium …