Intermediate (B1)
IPA: /ˌʌn.rɪˈspɒn.sɪv.li/
KK: /ʌnˈrɛspənˌsɪvli/
Definition
In a way that shows no response or reaction; without any acknowledgment or engagement.
Example
She stared at him unresponsively, not reacting to his questions.
Conversation

Did you notice how he responded unresponsively during the meeting?

Yeah, it was like he wasn’t even listening to anyone.

Exactly! I wonder if he was just distracted or something.

Could be, but it was really odd to see him like that.
Synonyms & Antonyms
Synonyms
indifferently
apathetically
dispassionately
Antonyms
actively
responsively
engaged
Root Explanation
Unresponsively → It is formed from "un-" (meaning not) and "responsive" (from Latin "respondere", meaning to answer). The word "unresponsively" means not answering or reacting.
Memory Tip
Think of 'not' ('un-') answering or reacting ('responsive') — that's what unresponsively means.
Visually Confused Words
responsively
responsive
corresponsively
unexpensively
responsibly
purposively