unitary

adjective

1. of or relating to a unit or units.
2. of, pertaining to, characterized by, or aiming toward unity: the unitary principles of nationalism.
3. of the nature of a unit; having the indivisible character of a unit; whole.
4. serving as a unit, as of measurement or estimation.
5. of or relating to the use of units: A unitary method was applied.
6. Government. of or relating to a system of government in which the executive, legislative, and judicial powers of each state in a body of states are vested in a central authority.

adjective

1. of a unit or units
2. based on or characterized by unity
3. individual; whole
4. of or relating to a system of government in which all governing authority is held by the central governmentCompare federal

adj.1816; see unit + -ary.