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decibar

[des-uh-bahr]
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noun Physics.
  1. a centimeter-gram-second unit of pressure, equal to 1/10 bar or 100,000 dynes per square centimeter.

Origin of decibar

First recorded in 1905–10; deci- + bar3
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018