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
Cooking with a gas stove produces more particulate matter than with an electric stove, and the gas stove also emits other hazardous chemicals such as nitrogen dioxide and benzene. Katelyn Richard, The Conversation, 9 Jan. 2026 To measure particulate concentrations at the Green fire, The Times followed U.S. Forest Service crews and carried two Atmotube PRO sensors. Hannah Dreier, New York Times, 28 Oct. 2025
Noun
The same report found that these fires are worsening air quality in many part of the country due to wildfire smoke, which is a mixture of gases, water vapor, air pollutants and fine particulate matter. Mary Kekatos, ABC News, 14 Feb. 2026 Coal is relatively inexpensive to produce but is the dirtiest fossil fuel, releasing considerable particulate air pollution, sulfur dioxide and mercury, and nearly twice the planet-warming carbon dioxide as natural gas. Los Angeles Times, 11 Feb. 2026 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 16 Feb. 2026.

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

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