1. Without a basis in reason or fact
   "baseless gossip"
   - groundless, idle, unfounded, unwarranted, wild

See also: unsupported

Encyclopedia: Baseless

• sulphur oxide
• sulphur paintbrush
• sulphur-crested cockatoo
• sulphur-yellow
• sulphureous
• sulphurette
• sulphuretted
• sulphuric
• sulphuric acid
• sulphurised
• sulphurous
• sulphury
• sultan
• Sultan of Swat
• sultana
• sultanate
• Sultanate of Oman
• sultrily
• sultriness
• sultry
• sum
• sum of money
• sum total
• sum-up
• sumac