home Harold Diaz earth [urth] –noun 1. (often initial capital letter) the planet third in order from the sun, having an equatorial diameter of 7926 mi. (12,755 km) and a polar diameter of 7900 mi. (12,714 km), a mean distance from the sun of 92.9 million mi. (149.6 million km), and a period of revolution of 365.26 days, and having one satellite. 2. the inhabitants of this planet, esp. the human inhabitants: The whole earth rejoiced. 3. this planet as the habitation of humans, often in contrast to heaven and hell: to create a hell on earth. 4. the surface of this planet: to fall to earth. 5. the solid matter of this planet; dry land; ground.  e a b c d e f g h i j k l m n o p q r s t u v w x y z earth elbow eight electricity elusive elephant embrace entomology empty entr-ez electrocardiogram endearing elevator