solid-state

American  

[sol-id-steyt] / ˈsɒl ɪdˈsteɪt /

adjective

Electronics.

1. designating or pertaining to electronic devices, as transistors or crystals, that can control current without the use of moving parts, heated filaments, or vacuum gaps.

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solid-state British  

noun

1. (modifier) (of an electronic device) activated by a semiconductor component in which current flow is through solid material rather than in a vacuum

2. (modifier) of, concerned with, characteristic of, or consisting of solid matter

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Etymology

Origin of solid-state

First recorded in 1965–70

Example Sentences

It could advance today’s lithium-ion as well as emerging sodium-ion and solid-state tech.

From The Wall Street Journal • Jun. 19, 2026

Schneider Electric and ABB, two other big industrial players, are developing solid-state transformer products, too.

From Barron's • Jun. 5, 2026

It also aims to boost its lithium chemical production volume while advancing the commercialization of solid-state batteries, the analysts add.

From The Wall Street Journal • May 11, 2026

"This result underscores the feasibility of integrating QD single-photon sources into stable and field-deployable time-bin QKD systems, marking an important step toward scalable, quantum-secure communication networks based on solid-state single-photon emitters."

From Science Daily • May 9, 2026

One of the parts in the design had been a solenoid, part No. M1537, which handled a switching operation too potent for a solid-state switch.

From The Trouble with Telstar by Schoenherr, John