phloem

noun

phlo·​em ˈflō-ˌem How to pronounce phloem (audio)
: a complex tissue in the vascular system of higher plants that consists mainly of sieve tubes and elongated parenchyma cells usually with fibers and that functions in translocation and in support and storage compare xylem

Examples of phloem in a Sentence

Recent Examples on the Web
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This growth produces xylem cells to the outside and phloem cells to the inside; xylem conducts water and minerals from the roots up into the tree branches and leaves while phloem conducts sugar made in leaves in the opposite direction. Joshua Siskin, Orange County Register, 8 Feb. 2025 The remnants of the xylem and phloem — tubules that transport water, sugars and nutrients throughout living leaves — somehow become a root. Douglas Main, New York Times, 25 Feb. 2024 The xylem helps to transport water, while the phloem helps move nutrients and sugars. Monica Cull, Discover Magazine, 21 Oct. 2022 Just inside the bark is a tissue called phloem. Neil Sperry, San Antonio Express-News, 18 June 2021 See all Example Sentences for phloem 

Word History

Etymology

German, from Greek phloios, phloos bark; perhaps akin to Greek phlein to teem, abound, phlyein, phlyzein to boil over — more at fluid

First Known Use

1872, in the meaning defined above

Time Traveler
The first known use of phloem was in 1872

Dictionary Entries Near phloem

Cite this Entry

“Phloem.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phloem. Accessed 19 Feb. 2025.

Kids Definition

phloem

noun
phlo·​em ˈflō-ˌem How to pronounce phloem (audio)
: a tissue of higher plants that contains sieve tubes serving to carry dissolved food material and that lies mostly outside the cambium compare xylem

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