1. Cannot be divided without leaving a remainder
   - indivisible by

See also: indivisible

• Uncle Tom
• unclean
• uncleanliness
• uncleanly
• uncleanness
• unclear
• uncleared
• unclearly
• unclearness
• unclimbable
• unclip
• unclipped
• uncloak
• unclog
• unclogged
• unclose
• unclothe
• unclothed
• unclouded
• uncloudedness
• unclutter
• uncluttered
• unco
• uncoated
• uncoerced