Astronomy is a science that studies celestial objects such as the Sun, planets, moons, stars, nebulae & galaxies.
Definition of Ebola - an infectious and frequently fatal disease marked by fever and severe internal bleeding, spread through contact with infected body Definition of Ebola - an infectious and frequently fatal disease marked by fever and severe internal bleeding, spread through contact with infected body
Ebola virus disease. Ebola is a deadly disease that causes hemorrhagic fever in humans and animals and is spread through direct contact with the blood, body fluids or tissues of infected person. Hand, foot and mouth disease. Hand, foot and mouth disease is a common viral illness that mainly affects infants and children.