doubleness

Just this doubleness is needed in the progressive economic life.

And it was the doubleness of her nature that caused her indecision.

Numenius, 14, also taught the Pythagorean "pair or doubleness."

The doubleness of Irony is one which attaches to a situation as a whole: iii.

Doubleness is sometimes connected with prolification, or the continued growth of the axis of the flower.

In this article I suggested the following theory on the doubleness of flowers.

Dual′ity, doubleness: state of being double; Dū′al-school, a school for both boys and girls; Dū′archy, government by two.

Of a like character is the fact that the double Ranunculus asiaticus loses its doubleness if the roots are planted in a poor soil.

If you think well to carry this as you may, the doubleness of the benefit defends the deceit from reproof.

We all have learned to ignore it, but characteristic illusions remain which indicate the reality of this doubleness.