Definition of "ceramide" [ceramide]

• A lipid composed of sphingosine and a fatty acid. (noun)

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• "According to their research the gene contains the instructions of what is known as ceramide synthase."
• "Redken's Time Reset range, which is aimed specifically at the over-45s, uses "peptides and ceramide" to target cavities in hairs, and make them lovely and shiny again."
• "When the choice comes down to paying the mortgage or indulging in the latest and greatest serums, lotions, gels, and ceramide creams, I've opted for shelter over vanity."