1. (of lines, planes, or surfaces) never meeting or crossing
   - nonconvergent

See also: parallel

• untwisted
• untying
• untypical
• untypicality
• untypically
• ununbium
• ununderstandably
• ununderstood
• ununhexium
• ununpentium
• ununquadium
• ununtrium
• unusable
• unuseable
• unused
• unusefulness
• unusual
• unusual person
• unusually
• unusualness
• unutterable
• unutterably
• unuttered
• unvaccinated
• unvalued