A classification into two opposed parts or subclasses

Usage examples of duality.

There was real mystery and cyclonic energy about that strange duality which Bencher did not begin to understand.

This combined Intellectual realm will be the Primal Intellect: we have only then to examine how this reality, conjoint of Intellectual-Principle and its object, is to be understood, whether as combining self-united identity with yet duality and difference, or what other relation holds between them.

The universe suffered itself to be arranged into abstractions manipulable by dyadic notation with its implicit duality.

Publican and the masochist try to transform the ambiguity of human condition into a duality: sinner and judge, breast and hand.

An oracular utterance is merely an extreme form of such a sentence, an incarnation in microcosmic form of the duality Butler depicts.

This combined power springs from the Supreme, an outflow and as it were development from That and remaining dependent upon that Intellective nature, showing forth That which, in the purity of its oneness, is not Intellectual-Principle since it is no duality.

At the end the performative nature of the play is reinforced by the duality of Face as actor and the actor as Face.

It is absurd to seek such a plurality by distinguishing between potentiality and actuality in the case of immaterial beings whose existence is in Act--even in lower forms no such division can be made and we cannot conceive a duality in the Intellectual-Principle, one phase in some vague calm, another all astir.

This principle is the primally intellective since there can be no intellection without duality in unity.

Suppose this Passion to be treated as of itself producing pain: have we not still the duality of agent and patient, two results from the one Act?

Crossing himself, as he viewed the dark mass of rolling waters, in colour as in duality unlike those of any other lake, the traveller shuddered as he remembered that beneath these sluggish waves lay the once proud cities of the plain, whose grave was dug by the thunder of the heavens, or the eruption of subterraneous fire, and whose remains were hid, even by that sea which holds no living fish in its bosom, bears no skiff on its surface, and, as if its own dreadful bed were the only fit receptacle for its sullen waters, sends not, like other lakes, a tribute to the ocean.

The savage unwittingness bred out of him by tasks he could still sense, could taste but not remember, puzzles to solve and paradoxes to resolve, oh I see, I get it, but whatever had they been, duality, identity, metaphor and simile.

If you are a math genius whose primary language is Malayalam and whose main enthusiasm is wave-particle duality, you stand out on the net like a buzzing hornet in a spiderweb.

By incorporating the dualities, all five string theories, eleven-dimensional supergravity, and M-theory are merged together into a unified framework.

But the surest way of realizing that its nature demands this combination of unity and duality is to proceed upwards from the Soul, where the distinction can be made more dearly since the duality is exhibited more obviously.