ciborium /si-bōˈri-əm or -böˈ/

1. A vessel closely resembling a chalice, usu with an arched cover, in which the host is deposited (Christianity)
2. A free-standing structure consisting of a canopy supported on four pillars over the high altar (architecture)

• ecospecies
• ecosphere
• ecospheres
• ecostate
• ecosystem
• ecosystems
• ecoterrorism
• ecoterrorist
• ecoterrorists
• ecotone
• ecotones
• eco-tourism
• eco-tourist
• eco-tourists
• ecotoxic
• ecotoxicological
• ecotoxicologies
• ecotoxicologist
• ecotoxicologists
• ecotoxicology
• ecotype
• ecotypes
• eco-village
• ecowarrior
• ecowarriors