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

With growth factor peptides and vegan exosomes—which promote collagen production, while repairing skin damage—this buttery-soft formula cushions all skin types, and is especially beneficial following treatments like microneedling. —Katie Chang, Forbes.com, 30 Mar. 2025

Triple-positive breast cancer, the diagnosis Thurston received, is estrogen receptor-positive, progesterone receptor-positive and HER2 (human epithelial growth factor receptor 2)-positive. —Kimi Robinson, USA Today, 29 Mar. 2025

In 2025 business leaders cite technology as the leading growth factor followed by purpose (brand mission), process (workflows) and people (employees). —Janett Haas, Forbes, 20 Mar. 2025

The growth factors stimulate the hair follicle, which decrease hair loss, increase hair growth and the density of each hair. —Caroline Tell, Forbes.com, 24 Apr. 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