concentration
noun
the act of concentrating; the state of being concentrated.
concentrations
-
pluralof concentration.plural
The grammatical form denoting more than one person, place, thing, or idea.
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.
Those stress concentrations generate additional defects, giving the metal new opportunities to deform rather than crack.
From Science Daily ● Oct. 31, 2026
The landfill’s leachate is composed of concentrations of benzene above hazardous waste thresholds and, on occasion, methyl ethyl ketone above hazardous waste thresholds, as well as other harmful constituents at varying concentrations, the lawsuit said.
From Los Angeles Times ● Oct. 29, 2026
The simulated oxygen concentrations were lower than the experimental measurements, which the scientists attributed to differences between the simplified model and the more complex chemical composition of actual basalt.
From Science Daily ● Oct. 29, 2026
For comparison, experiments conducted at similar pressures and temperatures without added platinum oxide produced excess oxygen concentrations of only 0.2% to 0.5% by weight.
From Science Daily ● Oct. 29, 2026
Among these living carriers were fish that had hatched nine months after the last DDD application, grebes, and California gulls that had built up concentrations of more than 2000 parts per million.
From "Silent Spring" by Rachel Carson
