Added 9 October 2026
demonstrate
/ˈdɛm.ənˌstɹeɪt/ verb
In Latin: doceo Wiktionary
verb Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about demonstrate at Wordnik → Where our words come from →
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Give an exhibition of to an interested audience.
She shows her dogs frequently
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Establish the validity of something, as by an example, explanation or experiment.
The experiment demonstrated the instability of the compound
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Provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes.
His high fever attested to his illness
Origin
Borrowed from Latin dēmonstrātus, the perfect passive participle of dēmonstrō (“to show, point at”), see -ate (verb-forming suffix). Cognate with French démontrer.
From Wiktionary, via Kaikki.org (CC BY-SA)