1. Pertaining to one of the small sacs (as in a compound gland)
   - acinar, acinose, acinic

See also: acinus

• unshorn
• unshrinkable
• unshrinking
• unshuttered
• unsighted
• unsightliness
• unsightly
• unsigned
• unsilenced
• unsimilarity
• unsinkable
• unsized
• unskilful
• unskilfulness
• unskilled
• unskilled person
• unskillful
• unskillfulness
• unslaked lime
• unsleeping
• unsling
• unsloped
• unsmiling
• unsmilingly
• unsmooth