1. Characterized by the interdependence of living organisms in an environment
   - ecological 
2. Of or relating to the science of ecology
   - ecological, bionomical, bionomic

See also: ecology

• water-soluble vitamin
• water-target
• lifework
• LIFO
• lift
• lift bridge
• lift out
• lift pump
• lift shaft
• lift up
• liftable
• lifted
• lifter
• lifting device
• liftman
• liftoff
• ligament
• ligamentous
• ligamentum teres uteri
• ligan
• ligand
• ligase
• ligate
• ligation
• ligature