ceramide

noun

cer·amide ˈsir-ə-ˌmīd

ˈser-

plural ceramides

: any of various simple sphingolipids that are composed of a fatty acid linked to sphingosine, are found especially in cell membranes, are involved in mediating various cellular processes (such as those affecting cell differentiation and apoptosis), and act as precursors for more complex sphingolipids

The enzyme controls production of a cellular substance, ceramide, which triggers the natural process of egg cell death.—

L. Stivitz

Moisturizers containing ceramides (natural lipids that are similar in structure to those in the skin's own moisture barrier) … are also worthwhile splurges for women with dry or problem skin, according to independent tester Grove.—

Constance Cardozo

Examples of ceramide in a Sentence

Recent Examples on the Web

These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Emollients aim to smooth and lubricate the outermost layer of our epidermis and include ingredients such as ceramides and silicones. —

Audrey Noble, Vogue, 23 Oct. 2024 Think hydrating hyaluronic acid, glycerin and ceramides, which act like glue between your skin cells to keep skin soft and smooth. —

Jacqueline Kilikita, refinery29.com, 17 Oct. 2024 One of its ingredients is ceramides, which aid in moisturizing, repairing, and smoothing your skin. —

Jean Chen Smith, Travel + Leisure, 7 Oct. 2024 Our top pick for the best night cream overall is the CeraVe Skin Renewing Night Cream, which includes hyaluronic acid, ceramides, and niacinamide. —

Jessie Quinn, People.com, 2 Oct. 2024 See all Example Sentences for ceramide