fertilizer

noun

fer·​til·​iz·​er ˈfər-tə-ˌlī-zər How to pronounce fertilizer (audio)
: 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.
Her top tips include planting nectar-rich annuals like lantanas and zinnias, using lightweight potting soil, feeding plants with long-lasting fertilizer, and mixing blooms with eye-catching foliage. Steve Bender, Southern Living, 6 July 2025 Each box is fitted with a coconut fiber liner that keeps your plants, fertilizer, and soil in place, while creating ideal conditions for water drainage and air circulation to prevent root rot and keep plants healthy. Maggie Horton, People.com, 2 July 2025 This is the effect of the fertilizer combined with the perfect spring growing conditions. Chris McKeown, The Enquirer, 2 July 2025 Use a soilless potting mix and supplement with slow-release and soluble fertilizers throughout the growing season. Paul Cappiello, The Courier-Journal, 2 July 2025 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 11 Jul. 2025.

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
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