(physics/electronics) The interaction between two or more systems or circuits that allows energy to transfer from one to the other; to be coupled.

to decouple; decoupling, especially in electronics or software engineering

(abbreviation) optocoupler; a device that transfers electrical signals between two isolated circuits by using light

an electronic component that transfers electrical signals between two isolated circuits by using light (also known as an optical isolator)

a married couple

to decouple; decoupling

a well-matched and happy couple

(variant form) state of being odd or even in mathematics

husband or wife

(formal) an unhappy couple; a husband and wife who do not get along

The process of transferring electric charge from one point to another in a circuit

an electronic image sensor used in digital cameras and scanners to convert light into electrical signals

An integrated circuit containing many light-sensitive capacitors that convert images into digital signals, used in digital photography, astronomy, and remote sensing.

The Couple's Retreat Garden, a famous classical garden in Suzhou, Jiangsu Province

to live together as husband and wife

coupled transistor in electronics

To talk privately in pairs; to have a tete-a-tete. In ancient Chinese law, this specifically referred to the crime of two people talking together in public, which was punishable by death under the Qin Dynasty.

Used to describe a potential marriage match where the other party's family is too powerful, wealthy, or of too high a social status to be a suitable partner; no match for a high family.