hilarious B2 Topic:People & Society US /hɪˈlɛ(ə)ɹ.i.əs/ UK /hɪˈlɛə.ɹi.əs/ See IPA manual Freq #5457 Meanings 1 adj Extremely funny; making people laugh a lot. She told us a hilarious story about her holiday. Thesaurus Synonyms 1 adj · extremely funny; making... funnycomicaluproarious Word family Derived forms hilariouslyhilariousnesshilarityhowlarioussadlariousunhilarious Related forms exhilarateexhilarationhilary Etymology AI details Learned borrowing from Latin hilaris (“cheerful”) + -ious, from Ancient Greek ἱλαρός (hilarós, “cheerful, merry”). hilaris Latin ἱλαρός Ancient Greek View etymology graph -> Topics People & Society External links Cambridge Dictionary Wiktionary Google Images # hilarious **Type:** Word **Level:** B2 **Part of speech:** adj **IPA (US):** /hɪˈlɛ(ə)ɹ.i.əs/ **IPA (UK):** /hɪˈlɛə.ɹi.əs/ **Frequency rank:** 5457 ## Meanings 1. Extremely funny; making people laugh a lot. ## Examples - She told us a hilarious story about her holiday. ## Derived Forms - hilariously - hilariousness - hilarity - howlarious - sadlarious - unhilarious ## Related Forms - exhilarate - exhilaration - hilary ## Roots and Affixes - Root: hilaris - Root: ἱλαρός ## Etymology Learned borrowing from Latin hilaris (“cheerful”) + -ious, from Ancient Greek ἱλαρός (hilarós, “cheerful, merry”). ## AI Etymology Hilarious is a learned borrowing from Latin hilaris (“cheerful”) + -ious, from Ancient Greek ἱλαρός (hilarós, “cheerful, merry”). The analysis is mainly morphological: the modern adjectival form is built from the named base and affix. In current use, the main sense is “Extremely funny; making people laugh a lot”. ## Topics - People & Society markdown