oc·​clu·​sive ə-ˈklü-siv How to pronounce occlusive (audio)
: serving to occlude
: characterized by occlusion

Examples of occlusive in a Sentence

Recent Examples on the Web How to get rid of lice While suggestions exist online of getting rid of lice by suffocating them with occlusive agents such as mayonnaise or oils, these have no effect on nits and have been met with only minimal success against live lice, says Ritchie. USA TODAY, 16 Mar. 2024 For example, some moisturizers contain hyaluronic acid—a humectant—and ceramides, which are occlusive substances found naturally in the skin barrier, said Kibbi. Jani Hall, Health, 21 Feb. 2024 The main thing to look for in a good lip balm for winter is an occlusive ingredient, like beeswax or shea butter, which will create a moisture-locking barrier that prevents your lips from immediately drying out. Carina Finn, Bon Appétit, 18 Jan. 2024 When applied to the skin, this creates what is known as an occlusive (sealing) effect, which means that water is trapped in the skin. Claudia Herwig, Glamour, 7 Nov. 2023 Shea butter and dimethicone are some other great barrier-repairing (and occlusive) options that can lock in moisture, Dr. Hu adds. Jessica Cruel, SELF, 3 Oct. 2023 In general, our experts recommend avoiding vitamin E and some occlusive oils, including coconut oil, as well as any product that feels too occlusive on the skin. Hannah Dylan Pasternak, SELF, 19 July 2022 Head & Shoulders Bare Shampoo in Pure Clean, $10; walmart.com 05 Slugging Mask Slugging—aka applying an occlusive layer that's often petrolatum-based on your face to lock in hydration—is that rare viral skin trend that has dermatologists' stamp of approval. Jackie Fields, Peoplemag, 5 May 2023 While these active ingredients do their job, humectants like hyaluronic acid attract moisture, while olive oil, an occlusive and emollient, traps water and softens skin. Lacey Muinos, Health, 13 Feb. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'occlusive.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Latin occlusus, past participle of occludere

First Known Use

1888, in the meaning defined at sense 1

Time Traveler
The first known use of occlusive was in 1888

Dictionary Entries Near occlusive

Cite this Entry

“Occlusive.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/occlusive. Accessed 25 Apr. 2024.

Medical Definition


oc·​clu·​sive -siv How to pronounce occlusive (audio)
: causing or characterized by occlusion
occlusive arterial disease

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