ppb
1 American-
(in publishing) paper, printing, and binding.
-
parts per billion.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The fastest growth occurred in 2021, when methane levels increased by nearly 18 ppb.
From Science Daily • Feb. 10, 2026
In one instance from June 2023, hydrogen sulfide reached a one-hour average of 64 ppb — more than double California’s standard — when Hyperion operators had turned off pollution control devices, or scrubbers, for maintenance.
From Los Angeles Times • Dec. 16, 2024
In April of this year, methane concentrations reached a record high of 1,931 parts per billion — an increase of 11 ppb compared with the previous year.
From Los Angeles Times • Sep. 10, 2024
Per the Maryland Department of Health, the recalled apple juice showed 11.6 ppb for inorganic arsenic — 1.6 ppb higher than the industry action level set in the guidance.
From Salon • May 10, 2024
Binary Mode ppb iot 6 For each In-Out Transfer instruction one line of tape is punched.
From Preliminary Specifications: Programmed Data Processor Model Three (PDP-3) October, 1960 by Digital Equipment Corporation
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
