ageism
noun
age·ism ˈā-(ˌ)ji-zəm 
variants or less commonly agism
: prejudice or discrimination against a particular age-group and especially the elderly
ageist adjective
or less commonly agist
ˈā-jist
Example Sentences
He accused his former employer of ageism when he lost his job to a younger man.
Recent Examples on the Web Canadians of all ages were appalled that ageism and sexism could have led to the ouster of a beloved anchor. 
Paige Mcglauflin, Fortune, 31 Aug. 2022 Will the poisonous combination of ageism and age discrimination deny experienced workers job opportunities as the economy rebounds from the pandemic downturn? Next Avenue, Forbes, 29 Oct. 2021 While wearing eyeglasses is generally understood to be part of a standard variation of human experience and appearance, and is sometimes even considered trendy, pervasive ableism and ageism often stigmatize hearing aid users. Sara Novic, CNN, 19 Aug. 2022 This bias lies behind the ageism in tech and many other parts of the economy. Arthur C. Brooks, The Atlantic, 3 Mar. 2022 There is still much work to be done regarding ageism on Top 40 radio, but this cheat code is one way that older pop stars can stabilize their footing in an industry that’s moving faster than ever before. Kyle Denis, Billboard, 8 Aug. 2022 This micro-aggression glorifies youth and perpetuates ageism. Kiran Herbert, Outside Online, 22 Feb. 2022 Gendered Ageism: the overlap of two challenges: ageism and sexism, and how to start building awareness around the needs and specificities of older women. Avivah Wittenberg-cox, Forbes, 28 Jan. 2022 This is striking in an industry that has historically been unrepentant, even boastful, about its ageism. Don Aucoin, BostonGlobe.com, 29 July 2022 See More
Paige Mcglauflin, Fortune, 31 Aug. 2022 Will the poisonous combination of ageism and age discrimination deny experienced workers job opportunities as the economy rebounds from the pandemic downturn? Next Avenue, Forbes, 29 Oct. 2021 While wearing eyeglasses is generally understood to be part of a standard variation of human experience and appearance, and is sometimes even considered trendy, pervasive ableism and ageism often stigmatize hearing aid users. Sara Novic, CNN, 19 Aug. 2022 This bias lies behind the ageism in tech and many other parts of the economy. Arthur C. Brooks, The Atlantic, 3 Mar. 2022 There is still much work to be done regarding ageism on Top 40 radio, but this cheat code is one way that older pop stars can stabilize their footing in an industry that’s moving faster than ever before. Kyle Denis, Billboard, 8 Aug. 2022 This micro-aggression glorifies youth and perpetuates ageism. Kiran Herbert, Outside Online, 22 Feb. 2022 Gendered Ageism: the overlap of two challenges: ageism and sexism, and how to start building awareness around the needs and specificities of older women. Avivah Wittenberg-cox, Forbes, 28 Jan. 2022 This is striking in an industry that has historically been unrepentant, even boastful, about its ageism. Don Aucoin, BostonGlobe.com, 29 July 2022 See More Word History
Etymology
age entry 1 + -ism (as in racism)
First Known Use
1969, in the meaning defined above