1. In an undertone
   "he uttered a curse sotto voce"
   - in a low voice

Encyclopedia: Sotto voce

• Urim and Thummim
• urinal
• urinalysis
• urinary
• urinary apparatus
• urinary bladder
• urinary calculus
• urinary hesitancy
• urinary incontinence
• urinary organ
• urinary retention
• urinary system
• urinary tract
• urinary tract infection
• urinate
• urination
• urinator
• urine
• uriniferous tubule
• urinogenital
• URL
• Urmia
• urn
• urn fungus
• urn-shaped