arab·​i·​nose | \ ə-ˈra-bə-ˌnōs How to pronounce arabinose (audio) , -ˌnōz \

Definition of arabinose

: a white crystalline aldose sugar C5H10O5 occurring especially in vegetable gums

Examples of arabinose in a Sentence

Recent Examples on the Web The researchers found sugars like arabinose and xylose -- but the most significant finding was ribose. Jessie Yeung, CNN, "NASA has found sugar in meteorites that crashed to Earth," 21 Nov. 2019 Both approaches pointed to a gene for an enzyme that makes arabinose, a sugar found primarily in the plant cell wall, Willis reported. Elizabeth Pennisi, Science | AAAS, "Meet the monkeyflower, a weed that may hold the key to zebra stripes and other biological mysteries," 29 Aug. 2019

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

First Known Use of arabinose

1889, in the meaning defined above

History and Etymology for arabinose

International Scientific Vocabulary arabin (the solid principle in gum arabic, from gum arabic + -in entry 1) + -ose

Keep scrolling for more

Learn More about arabinose

Time Traveler for arabinose

Time Traveler

The first known use of arabinose was in 1889

See more words from the same year

Statistics for arabinose

Cite this Entry

“Arabinose.” Dictionary, Merriam-Webster, Accessed 19 Apr. 2021.

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

Keep scrolling for more

More Definitions for arabinose


arab·​i·​nose | \ ə-ˈrab-ə-ˌnōs, -ˌnōz How to pronounce arabinose (audio) \

Medical Definition of arabinose

: a white crystalline aldose sugar C5H10O5 occurring especially in vegetable gums

More from Merriam-Webster on arabinose Encyclopedia article about arabinose

Comments on arabinose

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


Test Your Vocabulary

The Exceptions Quiz III

  • one green toy robot amidst many red toy robots
  • Which of these words does not mean "nonsense"?
True or False

Test your knowledge - and maybe learn something along the way.

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

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