aca·​ly·​cine | \ (ˈ)ā¦kāləˌsīn, -al- \
variants: or acalycinous \ ¦ākə¦lisᵊnəs \

Definition of acalycine

: without a calyx

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 acalycine

1831, in the meaning defined above

History and Etymology for acalycine

acalycine from a- entry 2 + Latin calyc-, calyx + English -ine; acalycinous from acalycine + -ous

Keep scrolling for more

Learn More about acalycine

Time Traveler for acalycine

Time Traveler

The first known use of acalycine was in 1831

See more words from the same year

Statistics for acalycine

Cite this Entry

“Acalycine.” Dictionary, Merriam-Webster, Accessed 25 Jan. 2021.

Comments on acalycine

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


Test Your Vocabulary

Slippery Words Quiz—Changing with the Times

  • ducreux self portrait yawning
  • What is an earlier meaning of nice?
True or False

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

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

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