unitary

Having the indivisible character of a unit.

“a unitary action”

Characterized by or constituting a form of government in which power is held by one central authority.

“a unitary as opposed to a federal form of government”

Relating to, or characterized by, or aiming toward, unity.

“the unitary principles of nationalism”

“a unitary movement in politics”

Of or pertaining to or involving the use of units.

“a unitary method was applied”

“established a unitary distance on which to base subsequent calculations”