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

Micron also announced on Tuesday that it has started shipping a 245TB solid-state drive that it called “the world’s highest capacity commercially available SSD.”

From MarketWatch • May 5, 2026

Enphase is making a solid-state transformer platform designed to convert medium-voltage AC directly to low-voltage DC.

From Barron's • Apr. 29, 2026

QuantumScape also highlighted its solid-state battery’s potential to meet energy storage needs for AI data centers.

From Barron's • Apr. 23, 2026

But all things wouldn’t be equal, because solid-state batteries wouldn’t need the extravagant cooling systems required by NMCs.

From The Wall Street Journal • Mar. 28, 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