am·nio | \ˈam-nē-ō \
plural amnios

Definition of amnio 

Examples of amnio in a Sentence

Recent Examples on the Web

There was no reason to do a CVS or an amnio, this time. The Cut, The Cut, "The Mom Who Kept the Remains From Her Abortion in Her Purse," 29 Mar. 2018 Guests in line get a look at the ride's high-tech research lab to see an avatar in its growth state inside an amnio tank. Sara Stewart, CNN, "First look inside Disney's new 'Avatar -- World of Pandora'," 26 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'amnio.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of amnio

1983, in the meaning defined above

Keep scrolling for more

Learn More about amnio

Statistics for amnio

Look-up Popularity

Time Traveler for amnio

The first known use of amnio was in 1983

See more words from the same year

Keep scrolling for more

More Definitions for amnio


am·nio | \ˈam-nē-ō\

Medical Definition of amnio 

Comments on amnio

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


to reject or criticize sharply

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
Spell It

Can you spell these 10 commonly misspelled words?

Word Winder's CrossWinder

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!