pustular

adjective

pus·​tu·​lar ˈpəs-chə-lər How to pronounce pustular (audio)
ˈpəs-tyə-,
-tə-
1
: of, relating to, or resembling pustules
2
: covered with pustular prominences : pustulated

Examples of pustular in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Both drugs are also known to prolong flares for months (particularly if there has been a pustular eruption). Maureen Salamon, Verywell Health, 10 Apr. 2024 Villagran has spent the last 10 days dealing with a pustular rash covering her arms, legs and torso. Jeremy Childs, Los Angeles Times, 31 Aug. 2023 There are actually five different types of psoriasis: plaque, guttate, inverse, pustular, and erythrodermic.1 Of all the five types, guttate psoriasis is a bit less common. Lambeth Hochwald, Health, 24 Mar. 2023 There’s also guttate psoriasis, inverse psoriasis, pustular psoriasis, and even nail psoriasis; all of them can cause life-disrupting symptoms that require thoughtful care. Beth Krietsch, SELF, 14 Dec. 2022 Monkeypox causes a rash that starts as flat spots, which then become raised and finally appears pustular. Lee Roop | Lroop@al.com, al, 4 Oct. 2022 Its signs are the same: red, pustular rash stippling along the arms, legs and torso, an unshakable fever with fatigue and bloodshot eyes. Rebecca Kreston, Discover Magazine, 1 Aug. 2015

Word History

First Known Use

1716, in the meaning defined at sense 1

Time Traveler
The first known use of pustular was in 1716

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Cite this Entry

“Pustular.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pustular. Accessed 14 Sep. 2025.

Medical Definition

pustular

adjective
pus·​tu·​lar -lər How to pronounce pustular (audio)
1
: of, relating to, or resembling pustules
pustular eruptions
2
: covered with pustular prominences : pustulated
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