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.
A sheikhdom of eastern Arabia and capital of the United Arab Emirates. Classified under: Nouns denoting spatial position. Synonyms: Abu Dhabi; United Arab Emirates's capital. Instance hypernyms: national capital (the capital city of a nation).