phlo·​em | \ ˈflō-ˌem How to pronounce phloem (audio) \

Definition of phloem

: 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

The beetles, just a quarter-inch long, can each lay up to 150 eggs in the phloem layer beneath a tree's bark on top of the wood. Zaz Hollander, Anchorage Daily News, "Voracious spruce bark beetles are back in force in Southcentral Alaska," 10 June 2018 The beetles chewed and fed on the tree’s phloem, conduits just below the bark for the tree’s life-giving juices. Lynda V. Mapes, The Seattle Times, "Farewell, giant pine: Climate change kills a champion at Washington Park Arboretum," 13 May 2017 Cane bark (phloem) and wood (xylem) damage can occur in grapevines at temperatures from minus 4 to minus 13. Eric Degerman, idahostatesman, "Harsh winter takes heavy toll on Treasure Valley vines," 14 Apr. 2017

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

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First Known Use of phloem

1872, in the meaning defined above

History and Etymology for phloem

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

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Time Traveler for phloem

The first known use of phloem was in 1872

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More from Merriam-Webster on phloem

Rhyming Dictionary: Words that rhyme with phloem Encyclopedia article about phloem

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