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.
Medical Definition of DEVELOPMENT. 1. : the action or process of developing: as a: the process of growth and differentiation by which the potentialities of a zygote, spore, or embryo are realized b: the gradual advance through evolutionary stages: evolution.