The best theory I've heard is that it comes from Jericho. IE the walls fell down.
greek is the origin of oceanography
lahar is the term for mass movement that is volcanic in origin
The term is etymology.
Origin.originOriginorigin
The term used in forensics to describe a sample of unknown origin is "questioned sample."
The term nucleus is derived from a Latin word meaning "kernel" or "nut". How is the term nucleus related to its Latin term of origin? The nucleus is like the inside of a nut, and is shaped like a nut.
The origin.
Night Night!
Latin
Indian
it is goulph
German