English Reference

Word

electronics

Phoneticselec·tron·ics

US/ˌɪˌɫɛkˈtɹɑnɪks/

UK/ˌɛlɪktɹˈɒnɪks/

Definitions

01electronic devices

B1

n. equipment such as computers, phones, or televisions that use small electrical parts.

n. devices that operate by controlling the flow of electrons through semiconductors and other components. Often used in the plural.

“You should turn off all your personal electronics before the plane takes off.”

“The recycling centre has a dedicated section for consumer electronics, ensuring that hazardous materials from old laptops and tablets are handled safely.”

Usage

Usually treated as a plural noun when referring to physical objects.

02the field of study

B2 · Science

n. the science or industry of designing and building electronic equipment.

n. the branch of physics and technology concerned with the design of circuits using transistors and microchips.

“He decided to study electronics because he wanted to design his own robots.”

“Advances in power electronics have been crucial for the development of efficient electric vehicles and renewable energy storage systems.”

Academic

Usage

Treated as a singular noun when referring to the field of study.

Synonyms

electrical engineering

03internal circuitry

C1 · Technical

n. the internal parts and circuits that make a machine work.

n. the specific arrangement of electronic components and circuits within a particular device.

“The water damaged the internal electronics of the camera, so it won't turn on.”

“The engineer examined the electronics of the prototype to identify which component was causing the signal interference.”

Technical

Real-World Examples

“Demand for material scientists is growing as new technologies develop in electronics, medicine, energy production and space science.”
Phys.org · 17 Aug 2026
“Future applications of this research could include batteries, solar panels, electronics and water-purification processes.”
Phys.org · 15 Aug 2026

Etymology

From electron + -ics.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

Domains

ElectronicsHardwarePhysics

This entry

Level
B2 · Upper Intermediate
Frequency
Common
Updated

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