particulate

1 of 2

adjective

par·​tic·​u·​late pär-ˈti-kyə-lət How to pronounce particulate (audio)
 also  -ˌlāt
: of or relating to minute separate particles

particulate

2 of 2

noun

: a particulate substance

Examples of particulate in a Sentence

Recent Examples on the Web
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Adjective
The warnings mean ground-level ozone and particulate concentrations are forecast to reach dangerous levels. Matthew Robinson, MSNBC Newsweek, 17 Sep. 2025 Compared to just the year before, particulate pollution levels rose nationwide by an average of 20 percent, the data showed. Sharon Udasin, The Hill, 28 Aug. 2025
Noun
Our pediatrician sent an e-mail explaining that the air-quality index, which measures the particulate matter from regular wildfires, would not account for the toxic compounds associated with structure fires. Dana Goodyear, New Yorker, 22 Sep. 2025 The World Health Organization’s International Agency for Research on Cancer has declared outdoor air pollution and particulate matter Group 1 carcinogens, proven causes of lung cancer. Bill Frist, Forbes.com, 18 Sep. 2025 See All Example Sentences for particulate

Word History

Etymology

Adjective

Latin particula

First Known Use

Adjective

1870, in the meaning defined above

Noun

1942, in the meaning defined above

Time Traveler
The first known use of particulate was in 1870

Cite this Entry

“Particulate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/particulate. Accessed 4 Oct. 2025.

Kids Definition

particulate

noun
par·​tic·​u·​late
pər-ˈtik-yə-lət,
pär-,
-ˌlāt
: a substance made up of very small separate particles

Medical Definition

particulate

1 of 2 adjective
par·​tic·​u·​late pär-ˈtik-yə-lət How to pronounce particulate (audio)
1
: of, relating to, or existing in the form of minute separate particles
dust, smoke, and other particulate matter
2
: of or relating to particulate inheritance
the particulate theory of heredityJulian Huxley

particulate

2 of 2 noun
: a particulate substance
emission of particulates by car engines
cytoplasmic particulates in the cell

More from Merriam-Webster on particulate

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