1. An image of the moon which sometimes appears on a lunar halo
   - paraselene

Derived forms: mock moons

• trend
• trend analysis
• trend line
• trend-setter
• trendily
• trendiness
• trendsetting
• trendy
• Trent
• Trent River
• Trental
• trente-et-quarante
• Trentino-Alto Adige
• Trento
• Trenton
• trepan
• trepang
• trephination
• trephine
• Trephritidae
• trepid
• trepidation
• trepidly
• treponema
• Treponemataceae