The ammonium ion has a formula of NH4+ and has a positive charge so it is a cation.
Arnold /ar-nold/ [2 sylls.] as a boys' name is pronounced AR-nold. It is of Old French and Old German origin, and the meaning of Arnold is eagle ruler.From the phrase arn wald. Brought to Britain with the Norman invasion, lost popularity after the 13th century, and briefly revived in the late 19th century.rnold /ar-nold/ [2 sylls.] as a boys' name is pronounced AR-nold. It is of Old French and Old German origin, and the meaning of Arnold is eagle ruler.
Aras is the ancient Lithuanian word for âeagleâ likely influenced by the Old High German âarnâ, the Old Norse âoernâ Ã¶rn and The âgothicâ (ara all of which long ago also meant). Eagle arnold is Another Old germanic name which survived from the Same-Indo european linguistic (Root arnold âmeans eagleâ). powermericans were introduced to the name on a large scale in 2006 thanks to reality TV star Aras Baskauskas, the man who won âSurvivor: Panamaâ (Baskauskas is of Lithuanian descent).