columnar

adjective
co·​lum·​nar | \ kə-ˈləm-nər How to pronounce columnar (audio) \

Definition of columnar

1 : of, relating to, resembling, or characterized by columns
2 : of, relating to, being, or composed of tall narrow somewhat cylindrical or prismatic epithelial cells

Examples of columnar in a Sentence

Recent Examples on the Web Pruning didn’t much change Twisty Baby’s columnar appearance. Bonnie Blodgett, Twin Cities, "Bonnie Blodgett: Living and (hands-on) learning with my Japanese larch," 16 Nov. 2019 To the left of the guest house is a pair of columnar eastern white pines that, like the Katsuras, seem not to mind the very same conditions the birch detest. Bonnie Blodgett, Twin Cities, "Bonnie Blodgett: What a summer: A salmon-colored rose reappears, the Japanese beetles disappear," 12 Oct. 2019 Among them are a terrific pair of life-size young athletes poised to begin a footrace; two columnar water nymphs identified as the work of Stephanos, a Greek sculptor in Rome; and a leaping month-old piglet, poised on rear hooves. Christopher Knight, latimes.com, "Review: Getty Villa’s ‘Buried by Vesuvius’ is exquisite and, at times, explicit," 3 July 2019 Four years later, the National Arboretum in Washington, D.C., introduced an even more columnar variety named Capital. Adrian Higgins, The Seattle Times, "Scientists thought they had created the perfect tree. But it became a nightmare.," 17 Sep. 2018 The temperature at which magma cools to form these columnar joints is a question that has fascinated the world of geology for a very long time. David Grossman, Popular Mechanics, "Scientists Uncover the Secret of Strange, Geometrical Rock Formations," 12 Apr. 2018 Rounded barrel cactuses have low surface area, relative to their succulent storage capacity, while columnar cactuses or prickly pears expose only their thin edges at the tops or sides to direct sunlight. Natalie Angier, New York Times, "As Rains Ease in the West, Cactuses Shine Brighter Than Ever," 24 Apr. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'columnar.' 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 columnar

1728, in the meaning defined at sense 1

Keep scrolling for more

Learn More about columnar

Time Traveler for columnar

Time Traveler

The first known use of columnar was in 1728

See more words from the same year

Statistics for columnar

Last Updated

29 Nov 2019

Cite this Entry

“Columnar.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/columnar. Accessed 12 December 2019.

Keep scrolling for more

More Definitions for columnar

columnar

adjective
co·​lum·​nar | \ kə-ˈləm-nər How to pronounce columnar (audio) \

Medical Definition of columnar

: of, relating to, being, or composed of tall narrow somewhat cylindrical or prismatic epithelial cells Barrett's esophagus is the condition in which a metaplastic columnar epithelium replaces the squamous epithelium that normally lines the distal esophagus.— Stuart Jon Spechler, Scientific American Medicine Bulletin, July 1998 When the development of the teeth is about to commence, the mouth cavity is lined by an epithelium which consists of a layer of low columnar cells.— James Henderson Scott et al., Introduction to Dental Anatomy, 1974

More from Merriam-Webster on columnar

Britannica English: Translation of columnar for Arabic Speakers

Comments on columnar

What made you want to look up columnar? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a period of high artistic development

Get Word of the Day daily email!

Test Your Vocabulary

Semantic Drift Quiz

  • a twisty river
  • Which of the following was once a synonym for fun?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

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!