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sickener

American  
[sik-uh-ner] / ˈsɪk ə nər /

noun

  1. something that sickens or disgusts.


sickener British  
/ ˈsɪkənə /

noun

  1. something that induces sickness or nausea

  2. a bright red basidiomycetous fungus of either of two species of Russula, notably the poisonous R. emetica

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of sickener

First recorded in 1800–10; sicken + -er 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

At that stage, nine games in, Manchester City's lead at the top was just three points but the true sickener for Chelsea was the 1-0 loss at home to struggling Everton.

From BBC Jan. 24, 2026

Nottingham Forest's defeat by Brighton on Sunday was a bit of a sickener for Sean Dyche, because he had made such a good start there.

From BBC Dec. 1, 2025

The closer we got to full-time, the more the dread grew that there was a late sickener on its way.

From BBC Sep. 27, 2022

Burnley are also coming off the back of a loss to Tottenham Hotspur, theirs a last-minute sickener in the Premier League last weekend.

From The Guardian Dec. 22, 2018

Doubtless the French thought this would prove a sickener, for great was their consternation when, before the smoke had well cleared away, they saw the shattered but dauntless brigade advancing fiercely and steadily upon them.

From Blackwood's Edinburgh Magazine, Volume 61, No. 378, April, 1847 by Various

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