tracheid

noun
tra·​cheid | \ ˈtrā-kē-əd How to pronounce tracheid (audio) , -ˌkēd \

Definition of tracheid

: a long tubular pitted cell that is peculiar to xylem, functions in conduction and support, and has tapering closed ends and thickened lignified walls

First Known Use of tracheid

1875, in the meaning defined above

History and Etymology for tracheid

International Scientific Vocabulary

Learn More About tracheid

Time Traveler for tracheid

Time Traveler

The first known use of tracheid was in 1875

See more words from the same year

Dictionary Entries Near tracheid

tracheation

tracheid

tracheitis

See More Nearby Entries 

Statistics for tracheid

Cite this Entry

“Tracheid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tracheid. Accessed 4 Jul. 2022.

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

More from Merriam-Webster on tracheid

Britannica.com: Encyclopedia article about tracheid

WORD OF THE DAY

Test Your Vocabulary

Words Named After People

  • name tags
  • Namesake of the leotard, Jules Léotard had what profession?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

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!