organ–pipe coral

noun

Definition of organ–pipe coral

  1. :  an alcyonarian coral of the genus Tubipora having a usually red or purple skeleton consisting of a mass of parallel cylindrical tubes united at intervals by horizontal plates and being found in tropical parts of the Indian ocean and the Pacific ocean

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.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Seen and Heard

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

WORD OF THE DAY

a brief usually trivial fact

Get Word of the Day daily email!