1. Representing the furthest possible extent of analysis or division into parts
   - unanalyzable [N. Amer], undecomposable

See also: simple

• luncheon meat
• luncheon meeting
• luncheon voucher
• luncheonette
• luncher
• lunching
• lunchroom
• lunchtime
• Lund
• Lunda
• Lunda cirrhata
• lune
• lunette
• lung
• lung cancer
• lung-like
• lung-power
• lunge
• lungen
• lunger
• lungfish
• lungi
• lungless salamander
• lungwort
• lungyi