1 Honda Civic Mugen Si: The Coupe and Sedan A hot hatch in every sense of the term, the Honda Civic Mugen Si is a powerful, road-hugging beast. 2  Aggressively styled and available with a powerful range of engines, it is â¦.
A formation or geological formation is the fundamental unit of lithostratigraphy. A formation consists of a certain number of rock strata that have a comparable lithology, facies or other similar properties.
pillar-a fundamental principle or practice; science eroded the pillars of superstition. principle, rule-a basic generalization that is accepted as true and that can be used as a basis for reasoning or conduct; their principles of composition characterized all their works.