1. Making an additional point; anyway
   "I don't want to go to a restaurant; besides, we can't afford it"
   - in any case 
2. In addition
   - too, also, likewise, as well

1. In addition to; as well as

Encyclopedia: Besides

• nitrous
• nitrous acid
• nitrous bacteria
• nitrous bacterium
• nitrous oxide
• nitta tree
• nitty
• nitty-gritty
• nitweed
• nitwit
• nitwitted
• NIV
• niveous
• Nivose
• nix
• nixie
• Nixon
• Nizhni Novgorod
• Nizhnyi Novgorod
• NJ
• Njord
• Njorth
• NLP
• NLRB
• nm