nonresponder en · NOUN
Etymology
Etymology tree English non- English respond Proto-Indo-European *-yósder. Proto-Italic *-āzios Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English responder English nonresponder From non- + responder.
Meanings
-
A person who does not respond.
The court sent "requests to show cause" to all questionnaire non-responders.
-
A person who does not show an immune response to a virus after being vaccinated against it; someone who does not react normally to a drug.
A vaccine non-responder is a person who does not develop protective surface antibodies after completing two full series of injections.
We now know that about one in 10 people on the drugs are what scientists call “non-responders” who lose less than 5 percent of their body weight.
2026 June 8, Dani Blum, “GLP-1 Drugs: 6 Things We’ve Learned About Their Effects”, in The New York Times, →ISSN:
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| non-responder | alternative | lexicographic | |
| nonresponders | Number=Plur | lexicographic |