An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

A suffix used to form names of chemical compounds.

From -ide, extracted from Fr. → oxide.

Suffix denoting "family of," as in Andromedids, Aquarids, Bielids, Draconids, Geminids, Perseids, and so on.

Plural form of L. -id-, from -is, Gk. fem. patronymic suffix; or from L. -ides, from Gk. masc. patronymic suffix.

-iyân plural form of -i, suffix of relation, adjective + -y- euphonic infix (epenthesis) + -ân plural suffix, as in Haxâmanešiyân "Achaemenids," Sâsâniyân "Sasanides," and so on.

A → magnetohydrodynamics approach dealing with → plasmas which is an improvement with respect to → ideal magnetohydrodynamics. Non-ideal magnetohydrodynamics allows for a drift between particles, redistributing the → magnetic flux and acting on both the → angular momentum and magnetic flux conservation issues.

→ non-→ ideal; → magnetohydrodynamics.