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

Each one delivers a range of vitamins and minerals, including vitamin C, vitamin A (from carotenoids like beta-carotene), folate and smaller amounts of manganese and vitamin K. —Daryl Austin, USA Today, 16 Oct. 2025

Promotes Healthy Skin The vitamin C in butternut squash is important for healthy skin. —Julie Marks, Verywell Health, 14 Oct. 2025

Via a berry fruit complex, vitamin C, coconut oil, shea butter, and murumuru seed butter, this has all the makings of a restorative, dryness-busting lip treatment. —Conçetta Ciarlo, Vogue, 8 Oct. 2025

Complete your skincare routine by shopping for more Meaningful Beauty products, including de-puffing eye masks and a brightening vitamin C serum, while these Amazon October Prime Day discounts last. —Izzy Baskette, PEOPLE, 8 Oct. 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