plural noun
Ac·​ti·​nop·​o·​da | \ ˌak-tə-ˈnä-pə-də\

Definition of Actinopoda

1 in former classifications : an order of holothurians with tentacles arising from radial ambulacral vessels
2 : a subclass of Sarcodina comprising usually freely floating protozoans with highly specialized pseudopodia and including the orders Heliozoa and Radiolaria — compare axopodium

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!

Other Words from Actinopoda

actinopodian \ ˌak-​tə-​(ˌ)nō-​ˈpō-​dē-​ən \ noun, plural -s

First Known Use of Actinopoda

1893, in the meaning defined at sense 1

History and Etymology for Actinopoda

New Latin, from actin- + -poda

Keep scrolling for more

Learn More about Actinopoda

Statistics for Actinopoda

Look-up Popularity

Time Traveler for Actinopoda

The first known use of Actinopoda was in 1893

See more words from the same year

Comments on Actinopoda

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


suitable to be imparted to the public

Get Word of the Day daily email!

Test Your Vocabulary

Where in the World? A Quiz

  • peter bruegel tower of babel painting
  • What language does pajama come from?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!


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!