doorn·​boom | \ ˈdu̇rnˌbüm \
plural -s

Definition of doornboom

: a southern African thorny shrub or small tree (Acacia horrida) whose bark is used in tanning

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for doornboom

obsolete Afrikaans (now doringboom), from obsolete Afrikaans doorn thorn (now doring) (from Middle Dutch dorn) + Afrikaans boom tree, from Middle Dutch; akin to Old High German dorn thorn & to Old High German boum tree

Keep scrolling for more

Learn More about doornboom

Statistics for doornboom

Cite this Entry

“Doornboom.” Dictionary, Merriam-Webster, Accessed 4 Jul. 2020.

Comments on doornboom

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


See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

A More Exception(al) Quiz

  • hot dog  hot dog  hot dog  hot dog cat
  • Which of the following words is not a synonym for ‘a young person’?
Spell It

Can you spell these 10 commonly misspelled words?

Bee Cubed

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

Love words? Need even more definitions?

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