meristem

noun
mer·​i·​stem | \ ˈmer-ə-ˌstem How to pronounce meristem (audio) \

Definition of meristem

: a formative plant tissue usually made up of small cells capable of dividing indefinitely and giving rise to similar cells or to cells that differentiate to produce the definitive tissues and organs

Keep scrolling for more

Other Words from meristem

meristematic \ ˌmer-​ə-​stə-​ˈma-​tik How to pronounce meristem (audio) \ adjective
meristematically \ ˌmer-​ə-​stə-​ˈma-​ti-​k(ə-​)lē How to pronounce meristem (audio) \ adverb

Examples of meristem in a Sentence

Recent Examples on the Web The only problem was that the researchers did not know what gene might control the meristem’s pace of shoot production. New York Times, 8 July 2021 My multi-stemmed smoke tree (Cotinus obovate), which has been in the ground three years, has developed on one stem a die-back from the base toward the meristem of the sub-laterals in the course of three days. oregonlive, 31 July 2021 One day, Eugenio Azpeitia, then a postdoctoral fellow in Dr. Godin’s lab, remembered a gene that was known to change the size of the central zone of the meristem. New York Times, 8 July 2021 Saguaro cacti can develop mutations in meristem cells (equivalent to stem cells in animals) on the growing tips of the plant. Athena Aktipis, Scientific American, 1 Jan. 2021 Fasciation may be caused by mutation, virus, bacterial infection by bacterium known as Rhodococcus fascians, or injury to the meristem or growing part of the plant by insect, animal or human. Margaret Lauterbach, idahostatesman, 31 May 2017

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

See More

First Known Use of meristem

1872, in the meaning defined above

History and Etymology for meristem

Greek meristos divided (from merizein to divide, from meros) + English -em (as in system)

Keep scrolling for more

Learn More About meristem

Time Traveler for meristem

Time Traveler

The first known use of meristem was in 1872

See more words from the same year

Dictionary Entries Near meristem

meristele

meristem

meristic

See More Nearby Entries 

Statistics for meristem

Last Updated

25 Aug 2021

Cite this Entry

“Meristem.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/meristem. Accessed 21 Sep. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More from Merriam-Webster on meristem

Britannica.com: Encyclopedia article about meristem

WORD OF THE DAY

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

TAKE THE QUIZ
Love words? Need even more definitions?

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