1. Naively or unreasonably optimistic
   "I found the article regarding earnings growth slightly Panglossian" 
2. Of or relating to the view that this is the best of all possible worlds

Encyclopedia: Panglossian

• Alhambra
• Alhazen
• Ali
• Ali Baba
• alias
• aliasing
• alibi
• Alice B. Toklas
• Alice Hamilton
• Alice Malsenior Walker
• Alice Paul
• Alice Walker
• Alice-Josephine Pons
• Alicia Alonso
• alicyclic
• alicyclic compound
• alidad
• alidade
• alien
• alien absconder
• alienability
• alienable
• alienage
• alienate
• alienated