electronics
n. uncountablen. devices like phones, computers, and TVs that use small electrical parts to work. It also means the study of how these parts and electricity work together.
n. the branch of physics and technology concerned with the design of circuits using transistors and microchips, and with the behaviour and movement of electrons in a semiconductor, conductor, vacuum, or gas. Also refers collectively to devices or equipment that operate on these principles.
You should recycle your old electronics instead of throwing them away.
The store sells a wide range of consumer electronics, including the latest smartphones and high-definition cameras.
Advances in flexible electronics have paved the way for wearable medical sensors that can monitor a patient's vital signs without the need for bulky equipment.
From electron + -ics.
Treated as a singular noun when referring to the field of study or science; often treated as a plural noun when referring to a collection of devices.