| Term | Definition |
|---|---|
| Jael |
Operational code name for the Allied deception operations in Europe - later called Plan Bodyguard
|
| JCS |
Joint Chiefs of Staff - US high command, representing US Army and Navy
|
| JIC |
Joint Intelligence Committee - Top intelligence body in both USA and UK
|
| JPS |
Joint Planning Staff - British military planning organization
|
| JSC |
Joint Security Control - US organization, subordinate to the JCS responsible for security/codebreaking/deception operations
|
| Jubilee |
Operational code name for the British-Canadian raid on Dieppe - August 1942
|
| Juno |
Operational code name for one of the D-Day landing areas in Normandy between the Provence River and the town of St. Aubin sur Mer - principally a Canadian landing area
|
| Jupiter |
Operational code name for British plan to invade Norway
|