1. Lichen with branched flattened partly erect thallus that grows in mountainous and Arctic regions; used as a medicine or food for humans and livestock; a source of glycerol
   - Iceland moss, Iceland lichen

Type of: lichen

Part of: Cetraria, genus Cetraria

Encyclopedia: Cetraria islandica

• hoopskirt
• hooptie
• hoorah
• hooray
• Hooray Henry
• hoosegow
• hoosgow
• Hoosier
• Hoosier State
• hoot
• hoot owl
• hootch
• hootenanny
• hooter
• hooved
• hoover
• Hoover Dam
• hop
• hop clover
• hop field
• hop garden
• hop hornbeam
• hop it
• hop marjoram
• hop on