DICTIONARY E ecosystem (noun) 'ē-kō-sis-tem living things with their environment Plants and animals depend on each other in an ecosystem. educate (verb) 'ed-jü-kāt to provide knowledge or training Our teachers educate us. education (noun) 'ed-jü-'kā-shun the act of learning We go to school to get an education. electricity (noun) i-lek-'tri-suh-tē energy caused by movement of electrons through matter A form of energy that is used for power is electricity. electron (noun) i-'lek-tron a tiny piece of negatively charged matter that moves around the nucleus of an atom An electron is a tiny particle with a negative charge in an atom. element (noun) 'e-luh-ment a substance that cannot be separated into simpler substances Hydrogen and oxygen are examples of elements. embarrassed (adjective) im-'bar-rest to feel uncomfortable from shame The boy was embarrassed when he gave the wrong answer. emergency worker (noun) i-'murr-jen-sē 'wurr-kurr people who work to help others in a difficult situation Firefighters are emergency workers. emperor (noun) 'em-purr-urr the male ruler of an empire Chinese emperors added to the wall for thousands of years. enemy (noun) 'en-i-mē someone who wants to harm another A person stood in the tower to look for enemies. enormous (adjective) ē-'norr-mus very big in size The baby elephant is big. Its mother is enormous. 334 DICTIONARY ecosystem enormous
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