solid state

/ˈsɑlɪdˌsteɪt/
adjective
  1. Relating to electronic devices that use semiconductors (like transistors or chips) instead of moving parts or vacuum tubes.
    • Solid-state drives, or SSDs, have made computers start up much more quickly.
    • Modern smartphones use solid-state memory, which is faster and more durable than older hard drives.
    • The new solid-state amplifier produces a cleaner sound than the old tube version.
  2. Describing a material or device that is in a solid, non-liquid, non-gaseous state, especially in technology or physics.
    • In solid-state physics, scientists study how atoms are arranged in crystals.
    • The sensor uses a solid-state laser that doesn't require any liquid cooling.
    • Solid-state batteries are being developed to replace liquid-based ones in electric cars.
Synonyms
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