1. Representing the furthest possible extent of analysis or division into parts
   "a feeling is a simple and undecomposable mental state"
   - unanalyzable [N. Amer], unanalysable [Brit, Cdn]

See also: simple

• rentier
• renting
• renumber
• renunciant
• renunciation
• renunciative
• renvoi
• reoccupy
• reoccur
• reoccurence
• reopen
• reorder
• reordering
• reorganisation
• reorganise
• reorganised
• reorganization
• reorganize
• reorganized
• reorient
• reorientate
• reorientation
• Reoviridae
• reovirus
• rep