allantoidal

adjective
al·​lan·​toi·​dal | \ ¦alən‧¦tȯidᵊl, ¦aˌlan‧-, -tōədᵊl\

Definition of allantoidal

: allantoid

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 allantoidal

1843, in the meaning defined above

History and Etymology for allantoidal

allantoid + -al

Keep scrolling for more

Learn More about allantoidal

Statistics for allantoidal

Time Traveler for allantoidal

The first known use of allantoidal was in 1843

See more words from the same year

Comments on allantoidal

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

WORD OF THE DAY

a calculated move

Get Word of the Day daily email!

Test Your Vocabulary

Confusing Words—A Quiz

  • alice with tweedle dee and tweedle dum
  • I invented a brand new toaster robot and ______ it "Sir Toasts-a-Lot."
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Dictionary Devil

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!