Added 9 October 2026
demonstrably
/dɪˈmɒnstrəbliː/ adverb
First recorded: early 17th century Wiktionary
adverb Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about demonstrably at Wordnik → Where our words come from →
-
In such a manner that is capable of being demonstrated, shown, or proved (without doubt).
The country has become demonstrably less safe under his leadership.
Origin
From demonstrable + -ly. First attested in the early 17th century.
From Wiktionary, via Kaikki.org (CC BY-SA)