1. Having no curves
   - uncurved

See also: straight

• Ur
• uracil
• uraemia
• uraemic
• uraeus
• Ural
• Ural Mountains
• Ural-Altaic
• Uralic
• Uralic language
• Urals
• uranalysis
• Urania
• Uranian
• uranic
• uraninite
• uranium
• uranium 235
• uranium 238
• uranium ore
• urano-
• uranography
• uranologist
• uranology
• uranoplasty