Term

White noise

A steady background sound you eventually stop noticing. Hollis compares familiar thoughts about yourself to it.

Girl, Wash Your Face: Stop Believing the Lies About Who You Are So You Can Become Who You Were Meant to Be, Rachel Hollis

Explained in

• Girl, Wash Your Face: Stop Believing the Lies About Who You Are So You Can Become Who You Were Meant to Be, Rachel Hollis
• Hello Sleep: The Science and Art of Overcoming Insomnia Without Medications, Jade Wu

  A steady hissing sound like an untuned radio. People play it to mask sudden sounds around them.

• The Happiest Baby on the Block, Harvey Karp

  A steady, monotonous sound with no melody, such as the hum of an engine. Karp recommends a low, rumbling white noise rather than a harsh hiss.

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