theta wave

noun

, Physiology.

1. any of the brain waves constituting theta rhythm.

Word History and Origins

Origin of theta wave¹

First recorded in 1965–70

Example Sentences

In rats, theta waves in the hippocampus, which is a region associated with navigation, are strong and clear, making precession easier to pick out.

From Singularity Hub 

As the rats ran faster in VR—rodents do love a good run—their hippocampi began undulating with a peculiar pattern, one half as slow as normal theta waves.

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By tapping into theta waves, the authors guessed, we might be able to dampen cognitive damage in people with dementia.

From Singularity Hub