Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

oxyhexactine

noun
oxy·hexactine | \¦äksē+\

Definition of oxyhexactine 

: a hexactinal sponge spicule whose rays end in sharp points

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 oxyhexactine

oxy- + hexactine

Keep scrolling for more

Learn More about oxyhexactine

Share oxyhexactine

Resources for oxyhexactine

Cite Time Traveler Time Traveler! Explore the year a word first appeared

Dictionary Entries near oxyhexactine

oxyhalide

oxyhemocyanin

oxyhemoglobin

oxyhexactine

oxyhexaster

oxyhydrogen

oxyhydrogen blowpipe

Statistics for oxyhexactine

Look-up Popularity

Comments on oxyhexactine

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

Show Comments  Hide Comments 

WORD OF THE DAY

linchpin

one that holds something together

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Syn City

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!

Words at Play

Ask the Editors

Word Games