Actipylea

plural noun
Ac·​ti·​py·​lea | \ ˌak-tə-ˌpī-ˈlē-ə \

Definition of Actipylea

: a suborder of Radiolaria comprising protozoa with skeletons of spicules of strontium sulfate

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!

First Known Use of Actipylea

1887, in the meaning defined above

History and Etymology for Actipylea

New Latin, irregular from Greek aktis ray + pylē gate

Learn More About Actipylea

Time Traveler for Actipylea

Time Traveler

The first known use of Actipylea was in 1887

See more words from the same year

Dictionary Entries Near Actipylea

Actipylaea

Actipylea

Actium

See More Nearby Entries 

Statistics for Actipylea

Cite this Entry

“Actipylea.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Actipylea. Accessed 16 Aug. 2022.

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

WORD OF THE DAY

Test Your Vocabulary

Odd Habits and Quirks

  • image1926873504
  • Which of the following best describes an easily irritated person?
True or False

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

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

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!