Definitions for "Waste hierarchy"
the levels of waste management, from most to least beneficial - avoid, reuse, recycle, reprocess and disposal
This principle is at the heart of EU, National, and County policy. It sets out a hierarchy of options for dealing with waste, with prevention as the highest priority and disposal (thermal treatment and landfill) as a last resort.
preferred waste management options in the following order (most preferable first): reducing waste; reusing waste; recovery (recycling, composting, energy recovery) and only then disposal as a last option.