Upper-Intermediate (B2)
IPA: /dɪˈmɒnstrəbli/
KK: /dɪˈmɒnstrəbli/
Definition
In a way that can be shown or proven to be true or real.
Example
The results of the experiment demonstrably support the theory.
Conversation

I think we should demonstrably prove our point in the presentation.

That's a great idea! It will make our argument much stronger.

Exactly, showing evidence will help everyone understand better.

For sure, visuals can demonstrably enhance our message.
Synonyms & Antonyms
Synonyms
clearly
evidently
obviously
Antonyms
ambiguously
doubtfully
uncertainly
Root Explanation
Demonstrably → It is formed from "demonstrabilis" (from Latin, meaning able to show or prove) and the suffix "-ly" (meaning in a manner). The word "demonstrably" means in a manner that can be shown or proven.
Memory Tip
Think of something that can be 'shown' or 'proven' — 'demonstrabilis' means able to show, and '-ly' indicates the manner of doing so.
Visually Confused Words
undemonstrably
indemonstrably
undemonstrable
indemonstrable
indemonstrability
remonstrantly