vitamin C

noun

: a water-soluble vitamin C₆H₈O₆ found in plants and especially in fruits and leafy vegetables or made synthetically and used in the prevention and treatment of scurvy and as an antioxidant for foods

called also ascorbic acid

Examples of vitamin C in a Sentence

Recent Examples on the Web

As the name hints, each formula is powered by vitamin C-rich yuzu extract—a gold-standard brightener for boosting radiance and evening out tone. —Christa Joanna Lee, Allure, 26 Nov. 2025

Parsnips Parsnips are root vegetables high in vitamin C, potassium, magnesium, and folate. —Lindsey Desoto, Health, 26 Nov. 2025

And vitamin C is just the beginning. —Maryna Holovnova, New Atlas, 26 Nov. 2025

This is where her go-to Wellness Formula and vitamin C powder sachets come in. —Kiana Murden, Vogue, 26 Nov. 2025

Word History

First Known Use

circa 1920, in the meaning defined above

Rhymes for vitamin C

• abc
• absentee
• addressee
• adoptee
• agouti
• allottee
• amphorae
• amputee
• apc
• apogee
• appointee
• assessee

Kids Definition

vitamin C

noun

: a vitamin that is present especially in citrus fruits, tomatoes, and green vegetables and is needed by the body to prevent scurvy

called also ascorbic acid

Medical Definition

vitamin C

noun

: a water-soluble vitamin C₆H₈O₆ found in plants and especially in fruits and leafy vegetables or made synthetically and used in the prevention and treatment of scurvy and as an antioxidant for foods

called also ascorbic acid