Letters that make DoI
o, d, i are letters that make 'DoI'
doit is a word created by adding a letter to 'DoI'
1 possible definitions for 'DoI'
Under this definition, doi is a noun and has the following properties:
Department of the Interior, Interior Department, Interior have the same meaning as 'DoI'
'DoI' can be a type of executive department.
United States Fish and Wildlife Service, US Fish and Wildlife Service, FWS, National Park Service are parts of 'DoI'.