at·​o·​ny | \ ˈa-tə-nē How to pronounce atony (audio) \

Definition of atony

: lack of physiological tone especially of a contractile organ

Examples of atony in a Sentence

Recent Examples on the Web

Bleeding during or after childbirth: Uterine complications during or after childbirth, like when the organ doesn’t contract properly after the baby is out (this is known as uterine atony), can lead to severe hemorrhaging. Zahra Barnes, SELF, "Lena Dunham Had a Total Hysterectomy to Treat Her Endometriosis," 14 Feb. 2018

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

First Known Use of atony

1693, in the meaning defined above

History and Etymology for atony

Late Latin atonia, from Greek, from atonos without tone, from a- + tonos tone

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The first known use of atony was in 1693

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More Definitions for atony


at·​o·​ny | \ ˈat-ᵊn-ē How to pronounce atony (audio) \
variants: or atonia \ (ˈ)ā-​ˈtō-​nē-​ə How to pronounce atonia (audio) \
plural atonies or atonias

Medical Definition of atony

: lack of physiological tone especially of a contractile organ

Comments on atony

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


a sum of money that is sent as a payment

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