Ammonium cation: The cation of molecular formula NH 4 + (i.e., the conjugate acid of ammonia). Can also refer to any cation in which nitrogen has four single bonds and a positive formal charge, such as the tetra methyl ammonium cation.
Arden /ar-den/ [2 sylls.] as a girls' name (also used as boys' name Arden) is pronounced AR-den. It is of Latin origin, and the meaning of Arden is great forest. Literary: the Forest of Arden in Shakespeare's As You Like It was a magically beautiful place.
Arden-Vali. Page 1/1 of 17 Fierce names. Ardenâ¼ 1 .. Also possibly  ardent, enthusiastic. Surname of .. Arden (upper 9%) , like Adden (upper 85%) , is a popular-den suffix surname. [ Ard, .. 6 more ]. Bolivar 2 ..Derivative of Spanish, Polish.age 1/1 of 17 Fierce names. Ardenâ¼ 1 .. Also possibly  ardent, enthusiastic. Surname of .. Arden (upper 9%) , like Adden (upper 85%) , is a popular-den suffix surname. [ Ard, .. 6 more ]. Bolivar 2 ..