Definition of ironism in US English:

ironism

noun

  • 1Usually in plural An ironic utterance or remark.

  • 2The practice of using irony; the quality of being ironic.

Origin

Mid 19th century; earliest use found in Epes Sargent (1813–1880). From iron- + -ism.

Pronunciation

ironism

/ˈʌɪrənɪz(ə)m/