How Does Hydrogen Power Work: Hydrogen is efficient fuel to use to generate electricity. It is available in great amount and does not put negative effects like emission of harmful gases or greenhouse effect. This non-toxic gas is easy to produce from many renewable energy sources.
Noun. 1. sheikh-the leader of an Arab village or family. Arab chief, sheik, tribal sheik, tribal sheikh. ruler, swayer-a person who rules or commands; swayer of the universe.
The definition of a sheik is a leader of an Arabian family or village, or an official in the Muslim religion. An example of a sheik is a rich and powerful man who is the leader of an Arab tribe and who everyone in the village listens to and obeys. sheik. sheik.