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Synonyms

heroism

American  
[her-oh-iz-uhm] / ˈhɛr oʊˌɪz əm /

noun

  1. the qualities or attributes of a hero or heroine.

    He showed great heroism in battle.

    Synonyms:
    fortitude, daring, courage, bravery, gallantry, prowess, valor, intrepidity
    Antonyms:
    timidity, cowardice
  2. heroic conduct; courageous action.

    Pat's returning into the burning building was true heroism.


heroism British  
/ ˈhɛrəʊˌɪzəm /

noun

  1. the state or quality of being a hero

"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 heroism

1660–70; hero + -ism; compare French héroïsme

Explanation

When you think of heroism, you might think of great acts of bravery, such as rushing into burning buildings and facing danger in battle. Heroism consists of putting others first, even at your own peril. The noun heroism comes from the Greek hērōs, which referred to a demigod. As someone who shows great courage and valor is referred to as a hero, their actions are considered to be acts of heroism. 19th Century lawyer Robert Green Ingersoll said it well: “When the will defies fear, when duty throws the gauntlet down to fate, when honor scorns to compromise with death — that is heroism.”

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Vocabulary lists containing heroism

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:

It wasn't until April 2025 that Russia first acknowledged their role, when Valery Gerasimov, chief of the General Staff of the Russian Armed Forces, described their "heroism" on the battlefield.

From BBC Sep. 13, 2026

The world of “Lanterns” prefers to be bracingly honest about our false assumptions about heroism and whether the people we deem to be noble really are.

From Salon Aug. 14, 2026

This dishonesty spoils the story and replicates the Bundists’ ideological vanity, minus their heroism.

From The Wall Street Journal Jul. 14, 2026

Dana Andrews is a decorated bombardier who returns to the same soda fountain job he held before the war, discovering that military heroism doesn’t necessarily translate into peacetime opportunity.

From Los Angeles Times Jun. 29, 2026

It’s my personal tale of mystery and misgivings, hatred and heroism, scandal and sacrifice.

From "The Freedom Writers Diary" by The Freedom Writers

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