growth factor

noun

: a substance (such as a vitamin B₁₂ or an interleukin) that promotes growth and especially cellular growth

Examples of growth factor in a Sentence

Recent Examples on the Web

This high-tech serum combines growth factors, antioxidants, and hydrating ingredients to smooth texture, even tone, and support the skin barrier. —Colleen Sullivan, InStyle, 10 Jan. 2026

That debut will include 13 of the brand’s top sellers, including an eye corrector, eye masks, a growth factor serum and a peptide night cream, ranging in price from $28 to $69. —Kathryn Hopkins, Footwear News, 17 Dec. 2025

First popularized in sports medicine to aid in injury healing, PRP is rich in growth factors such as VEGF, PDGF, IGF-1, and EGF—biological agents that can stimulate angiogenesis, stromal remodeling, tissue repair, and cellular renewal. —Matt Emma, USA Today, 11 Dec. 2025

This uses growth factors, ingredients that effectively help skin cells act younger and function more efficiently, to make that happen. —Deanna Pai, Vogue, 27 Oct. 2025

Word History

First Known Use

1926, in the meaning defined above

Rhymes for growth factor

• attractor
• cofactor
• compactor
• contactor
• contractor
• distractor
• extractor
• impactor
• protractor
• reactor
• redactor
• refractor

Medical Definition

growth factor

noun

: a substance (as a vitamin B₁₂ or an interleukin) that promotes growth and especially cellular growth