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atomic clock Definition

atomic clock

noun

an extremely accurate clock whose precision depends upon the very constant frequency at which atoms (or molecules) of certain substances, as of cesium, rubidium, or ammonia, absorb or emit electromagnetic radiation

atomic clock Usage Examples

Converse of object

  • carry: Each satellite carries an incredibly accurate atomic clock and broadcasts a regular time signal as well as precise information on its location.

Adjective modifier

  • accurate: Each satellite carries an incredibly accurate atomic clock and broadcasts a regular time signal as well as precise information on its location.