monaural /mon-öˈrəl/

1. Having or using only one ear
2. Relating to one ear
3. (of a radio broadcast, etc) giving the effect of sound from a single direction, not stereophonic

• urticarious
• urticas
• urticate
• urticated
• urticates
• urticating
• urtication
• urtications
• Uru.
• urubu
• urubus
• Uruguayan
• urus
• uruses
• urushiol
• urushiols
• urva
• urvas
• u/s
• us
• U/S
• US
• USA
• usabilities
• usability