1. Of or relating to a geological eon (longer than an era)
   - eonian [N. Amer] 
2. Continuing forever or indefinitely
   - ageless, eonian [N. Amer], eternal, everlasting, perpetual, unending, unceasing

See also: aeon, lasting, permanent

• 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
• hop out
• hop pole