| ALSOS
| Allied mission made up of special intelligence forces which sought information on German developments in nuclear fission |
| ECLIPSE
| Name given Operation TALISMAN after a presumed compromise of security |
| FLASHPOINT
| Ninth U.S. Army assault crossing of the Rhine in March 1945 (part of Operation PLUNDER |
| GRENADE
| Ninth U.S. Army assault crossing of the Roer followed by a northeastward drive to link with the First Canadian Army along the Rhine, February 1945 |
| KAPUT
| Ninth U.S. Army assignment of defeating an incursion into the zone of the XIII Corps and of clearing a sector along the Elbe, April 1945 |
| LUMBERJACK
| Converging thrust by U.S. First and Third Armies to create a pocket of trapped Germans in the Eifel, February and March 1945 |
| MARKET
| Phase of Operation MARKET-GARDEN that involved seizure of bridges in the Nijmegen-Arnhem area |
| MARKET-GARDEN
| Combined ground-airborne operation intended to establish a bridgehead across the Rhine in the Netherlands, September 1944 |
| NEPTUNE
| Actual operations within Operation OVERLORD; used for security reasons after September 1943 on all OVERLORD planning papers that referred to target area and date |
| NORDWIND
| German counteroffensive launched on New Year's Eve 1944 near the southern end of the Allied line in Alsace |
| OMAHA
| Normandy beach assaulted by troops of U.S. V Corps, 6 June 1944 |
| OVERLORD
| Plan for invasion of northwest Europe, spring 1944 |
| PLUNDER
| Assault crossing of the Rhine by the 21 Army Group, March 1945 |
| TALISMAN
| Early name for post hostilities plans for Germany |
| UNDERTONE
| Seventh U.S. Army operation to breach the West Wall and establish a bridgehead over the Rhine in the Worms area, March-April 1945 |
| VARSITY
| First Allied Airborne Army operation in support of Operation PLUNDER |
| VERITABLE
| 21 Army Group plan for a Canadian attack between the Maas and the Rhine, January-February 1945 |
