foliar

adjective

fo·​li·​ar ˈfō-lē-ər How to pronounce foliar (audio)
: of, relating to, or applied to leaves
foliar sprays
foliar diseases

Examples of foliar in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Water mums at the base of the plant so the foliage stays dry to prevent foliar diseases. Kim Toscano, Southern Living, 30 Sep. 2025 Mums are susceptible to foliar fungal diseases, and wet leaves worsen the problem. Andy Wilcox, Better Homes & Gardens, 13 Sep. 2024 Just be realistic about expectations and don’t waste time trying to control the foliar diseases. Paul Cappiello, The Courier-Journal, 1 July 2022 Use liquid fertilizer as a quick fix foliar spray for plants showing signs of nutrient deficiency. Nan Sterman, San Diego Union-Tribune, 4 June 2022 See All Example Sentences for foliar

Word History

Etymology

French foliaire, from Latin folium leaf + French -aire -ar

First Known Use

circa 1859, in the meaning defined above

Time Traveler
The first known use of foliar was circa 1859

Browse Nearby Words

Cite this Entry

“Foliar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/foliar. Accessed 9 Oct. 2025.

Last Updated: - Updated example sentences
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