noun
1. : a straight or curved line that continuously bisects a plane figure (as a building plan, a machine-work layout, or the surface of a paved highway or playing field)
2. : axis 1
noun
1. : a straight or curved line that continuously bisects a plane figure (as a building plan, a machine-work layout, or the surface of a paved highway or playing field)
2. : axis 1
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012