fer·​til·​ize | \ ˈfər-tə-ˌlīz How to pronounce fertilize (audio) \
fertilized; fertilizing

Definition of fertilize

transitive verb

: to make fertile: such as
a : to apply a fertilizer to fertilize land
b : to cause the fertilization of

Other Words from fertilize

fertilizable \ ˈfər-​tə-​ˌlī-​zə-​bəl How to pronounce fertilize (audio) \ adjective

Examples of fertilize in a Sentence

A single sperm fertilizes an egg. Bees fertilize plants as they collect nectar from flowers. He fertilizes the lawn every year. The soil is so rich there is no need to fertilize.
Recent Examples on the Web The program will make funding more widely available for situations involving nitrate contamination, which has become a problem particularly in rural areas of Wisconsin near large factory farms or those near farms that routinely fertilize crops. Laura Schulte, Journal Sentinel, 17 Aug. 2022 Do not fertilize plants, as this increases the need for water. Carol Stocker, BostonGlobe.com, 28 Aug. 2022 Don’t fertilize, despite the presence of all manner of fertilizers on sale. Jeff Lowenfels, Anchorage Daily News, 28 Apr. 2022 Feed: About a month after planting sweet potatoes, fertilize with an organic fertilizer with phosphate and potassium to encourage root development. Christopher Michel, Country Living, 18 July 2022 After the seed comes up, fertilize your entire lawn at 1 pound of nitrogen per 1,000 square feet. oregonlive, 2 Apr. 2022 Ask the Plant Clinic for advice on whether and when to fertilize particular plants. Beth Botts, Chicago Tribune, 31 July 2022 Our choice for the best natural weed killer with fertilizer also supplies 9% nitrogen to help fertilize your lawn. Renee Freemon Mulvihill, Better Homes & Gardens, 28 July 2022 The researchers have also found that the gophers disperse their waste throughout their tunnels, which could help fertilize the soil. New York Times, 11 July 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fertilize.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of fertilize

1621, in the meaning defined above

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Time Traveler for fertilize

Time Traveler

The first known use of fertilize was in 1621

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Dictionary Entries Near fertilize

fertilization tube



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Statistics for fertilize

Last Updated

21 Sep 2022

Cite this Entry

“Fertilize.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fertilize. Accessed 27 Sep. 2022.

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More Definitions for fertilize


fer·​til·​ize | \ ˈfər-tə-ˌlīz How to pronounce fertilize (audio) \
fertilized; fertilizing

Kids Definition of fertilize

: to make fertile or more fertile a fertilized egg Workers fertilized the garden with nutrients.


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