Missile I'd seen in Midlands river (7)

4D — Missile I'd seen in Midlands river (7) — TRIDENT

• Definition
  Definition found: 'Missile'
• Indicator
  Indicator found: 'seen in'
• Operation
  'seen in' signals a container operation
• Fodder
  Fodder: 'I'd river'
• Synonym
  Synonyms spotted: 'river' → TRENT
• Assembly
  ID + TRENT = TR(ID)ENT

Try this clue in the trainer →