fertilizer

noun

fer·​til·​iz·​er ˈfər-tə-ˌlī-zər How to pronounce fertilizer (audio)
Synonyms of fertilizernext
: one that fertilizes
specifically : a substance (such as manure or a chemical mixture) used to make soil more fertile

Examples of fertilizer in a Sentence

We only use organic fertilizer in our gardens. They use chemical fertilizers on their lawn.
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.
Staples in the region, which include rice and maize are among the most fertilizer-intensive crops. Lee Ying Shan, CNBC, 12 Mar. 2026 In February 2022, following the Russian invasion of Ukraine, oil and fertilizer prices similarly spiked because Russia accounts for about 20% of the global fertilizer trade. Sasha Rogelberg, Fortune, 12 Mar. 2026 Avoid using nitrogen-heavy fertilizers, watering the grass more often than needed, or letting the grass get too tall since mowing longer grass means cutting more than ⅓ of the blade. Karen Brewer Grossman, Southern Living, 12 Mar. 2026 Rising oil prices are also likely to boost the costs of other goods, with the closed strait also stalling shipments of fertilizer ingredients and likely raising prices on household items that could hit consumers for months. Timothy Gardner, USA Today, 12 Mar. 2026 See All Example Sentences for fertilizer

Word History

First Known Use

circa 1661, in the meaning defined above

Time Traveler
The first known use of fertilizer was circa 1661

Browse Nearby Words

Cite this Entry

“Fertilizer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fertilizer. Accessed 14 Mar. 2026.

Kids Definition

fertilizer

noun
fer·​til·​iz·​er ˈfərt-ᵊl-ˌī-zər How to pronounce fertilizer (audio)
: a substance (as manure or a chemical) used to make soil produce larger or more plant life
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster