From Longman Dictionary of Contemporary Englishheroismher‧o‧is‧m /ˈherəʊɪzəm $ -roʊ-/ noun [uncountable] BRAVEvery great courage OPP cowardice stories of heroism and self-sacrifice
Examples from the Corpus
heroism• Today the medal is awarded only for exceptional heroism in battle.• He won the Medal of Honor for heroism in Vietnam.• But the story is a dramatic celebration of fatherhood, and dads everywhere should be cheered by its heroism.• Though he notes occasional heroism, his general verdict on the working classes is unfavourable.• Carefully documented accounts of heroism challenge us to recognize their sacrifices and pay them homage.• How wrongly I thought of him as being as incapable of heroism as myself.• And in the context of the time, there was a sort of heroism in this.• There was real heroism in his commitment to free thought.• Tales of their heroism served as inspiration to generations who fought for freedom.