a. [f. UNIT or UNIT-Y + -AL.] That unites; causing or producing unity or union; of the nature of a unit; unitary.
1860. W. J. C. Muir, Pagan or Chr., 82. The nave grandly predominates over the aisles, without there being any unital element common to both.
1882. J. B. Stallo, Concepts & The. Mod. Physics, 20. In nature there is a great unital, continuous and everlasting process of development.
1894. Forum, March, 34. To give to each one-tenth of its capital stock a single director, is open to the objection that it prevents unital control.