1. Extremely fine or thin, as in a spectral line split into two or more components
   "hyperfine structure"

See also: thin

Encyclopedia: Hyperfine

• unpunished
• unpurified
• unputdownable
• Unq
• unqualified
• unqualifiedly
• unquenchable
• unquestionability
• unquestionable
• unquestionableness
• unquestionably
• unquestioned
• unquestioning
• unquestioningly
• unquiet
• unquietly
• unquotable
• unquote
• unraised
• unranked
• unratable
• unrated
• unratified
• unravel
• unraveler