cachinnate

Latin cachinō (“laugh aloud”), an onomatopoeia.

• IPA^(key): /ˈkækɪneɪt/

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cachinnate (third-person singular simple present cachinnates, present participle cachinnating, simple past and past participle cachinnated)

1. (intransitive) To laugh loudly, immoderately, or too often.

   The villain began to cachinnate and twirl his moustache.

• guffaw

• cachinnation
• cachinnator
• cachinnatory

cachinnāte

1. first-person plural present active imperative of cachinnō