T-Day means Effective Day Coincident With Presidential Declaration of A National Emergency and Authorization of Partial Mobilization in Military
Similar to T-Day
100ID - 100th Infantry Division101AD - 101st Airborne Division
102 RQS - 102nd Rescue Squadron
106 RQW - 106th Rescue Wing
10BASE-T - 10 Megabits per second, Baseband, Twisted pair
11AD - 11th Airborne Division
11B - Military Occupational Specialty for Infantryman
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