1. Of or belonging to or occurring every day
   - daily, day-to-day, day-by-day

1. For an indefinite number of successive days
   - day in day out

See also: periodic, periodical

• urbanite
• urbanity
• urbanization
• urbanize
• urbanized
• urceolate
• urceole
• urchin
• Urd
• Urdu
• urea
• urea-formaldehyde resin
• urease
• Uredinales
• ureide
• uremia
• uremic
• ureter
• ureteritis
• ureterocele
• ureterorenal reflux
• ureterostenosis
• urethane
• urethra
• urethral