Aristarchus calculated that the Sun is about nineteen times farther than the Moon; it is actually about 390 times farther than the Moon. Another ancient Greek astronomer, Eratosthenes (276-194 BC), estimated the distance between Earth and Sun to be either 4,080,000 stadia or 804,000,000 stadia.
Learner's definition of SCOWL. [no object] : to look at someone or something in a way that shows anger or disapproval. The teacher scowled [=glowered] at me when I walked in late. She scowled [=frowned] in response to his question.
Definition of: backlash. 1. Mech. a The reaction or tendency to jar or recoil, as machinery subjected to sudden strain, b The amount of loose play in a part subject to such tendency or reaction. 2. In angling, a snarl or tangle of the line on a reel, as caused by a faulty cast.