1862
1 : the ranking officer of a staff in the armed forces serving as principal adviser to a commander
2 : the ranking officer of the army or air force and a member of the Joint Chiefs of Staff
1862
1 : the ranking officer of a staff in the armed forces serving as principal adviser to a commander
2 : the ranking officer of the army or air force and a member of the Joint Chiefs of Staff
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012