Last Updated：2025/11/20

A classification into two subclasses or opposed parts. / (projective geometry) The interchangeability of points and planes.

音声機能が動作しない場合はこちらをご確認ください

See correct answer

duality

Source Word

duality

IPA(Pronunciation)

Noun

countable uncountable

A classification into two subclasses or opposed parts. / (projective geometry) The interchangeability of points and planes.

Japanese Meaning

二重性：物事が2つの相反する側面や分類に分かれる性質や状態 / 二重性：射影幾何学において、点と面が相互に交換可能である性質

The novel explores the duality of identity and appearance through its complex characters.

その小説は複雑な登場人物を通して、アイデンティティと外見という二元性を探求している。

Sense（1）

A classification into two subclasses or opposed parts.

Sense（2）

(projective geometry) The interchangeability of points and planes.

Sense（3）

(mathematics, physics) The mathematical equivalence of two seemingly different theoretical descriptions of a physical system.

dualities

（ plural ）