Usually means: Embryonic membrane, gas exchange, waste.
Definitions Related words Phrases Mentions History
We found 26 dictionaries that define the word allantois:

General (19 matching dictionaries)
  1. allantois: Merriam-Webster
  2. allantois: Oxford Learner's Dictionaries
  3. allantois: American Heritage Dictionary of the English Language
  4. allantois: Collins English Dictionary
  5. allantois: Vocabulary.com
  6. allantois: Wordnik
  7. Allantois: InfoVisual Visual Dictionary
  8. allantois: Wiktionary
  9. allantois: Webster's New World College Dictionary, 4th Ed.
  10. allantois: Infoplease Dictionary
  11. allantois: Dictionary.com
  12. Allantois: Wikipedia, the Free Encyclopedia
  13. Allantois: Online Plain Text English Dictionary
  14. allantois: Rhymezone
  15. Allantois: AllWords.com Multi-Lingual Dictionary
  16. allantois: FreeDictionary.org
  17. allantois: Mnemonic Dictionary
  18. allantois: TheFreeDictionary.com
  19. allantois: Merriam-Webster

Computing (1 matching dictionary)
  1. allantois: Encyclopedia

Medicine (6 matching dictionaries)
  1. allantois: Merriam-Webster Medical Dictionary
  2. Dorland's Illustrated Medical Dictionary (No longer online)
  3. Medical Dictionary (No longer online)
  4. online medical dictionary (No longer online)
  5. Allantois: Gray's Anatomy (1918)
  6. allantois: Medical dictionary

(Note: See allantoic as well.)

Google, News, Images, Wikipedia, Reddit, BlueSky
Definitions from Wiktionary (allantois)

▸ noun:  (anatomy) A sac, having a number of functions, that develops in the alimentary canal of the embryos of mammals, birds and reptiles.

Similar:
allantoid, allantogenesis, amniotic sac, allantochorion, amnion, chorioallantois, archenteron, ansa, acetabulum, airsac, more...

Phrases:
allantois adenomatous dysplasia, more...

Adjectives:
human, large, embryonic, rudimentary, fetal, small, free, like, entire, blind, last

▸ Words similar to allantois

▸ Usage examples for allantois

▸ Idioms related to allantois

▸ Wikipedia articles (New!)

▸ Popular adjectives describing allantois

▸ Words that often appear near allantois

▸ Rhymes of allantois

▸ Invented words related to allantois

Similar:
allantoid, allantogenesis, amniotic sac, allantochorion, amnion, chorioallantois, archenteron, ansa, acetabulum, airsac, more...

Phrases:
allantois adenomatous dysplasia, more...

Adjectives:
human, large, embryonic, rudimentary, fetal, small, free, like, entire, blind, last



Writing poetry or lyrics? You can find related words that match a given meter.
This feature is permanently available from the "Related words" tab and from the Thesaurus.


(Click a button above to see words related to "allantois" that fit the given meter.)



Home   Reverse Dictionary / Thesaurus   Datamuse   Word games   Spruce   Feedback   Dark mode   Random word   Help


Color thesaurus

Use OneLook to find colors for words and words for colors

See an example

Literary notes

Use OneLook to learn how words are used by great writers

See an example

Word games

Try our innovative vocabulary games

Play Now

Read the latest OneLook newsletter issue: Threepeat Redux