nonresponder
noun
non·re·spond·er
ˌnän-ri-ˈspän-dər 
plural nonresponders
: one that does not respond
survey nonresponders
: someone (such as a patient) or something (such as a cell) that does not respond to something (such as medical treatment or an antigen)
a patient who was a nonresponder to the experimental treatment
Examples of nonresponder in a Sentence
Recent Examples on the Web
But one nonresponder surprised him.
—
Susan Dunne, Hartford Courant, 7 Oct. 2022
To count those who don’t send in responses by the end of April, the Census Bureau will in mid-May begin to send out enumerators, the folks who go door to door collecting data from the nonresponders.
—Alex Davies, Wired, 12 Mar. 2020
In all, nonresponders in Bexar County will receive at least five mail-outs and as many as six visits.
—Elaine Ayala, ExpressNews.com, 20 Feb. 2020
That is mostly because response rates have declined, which forces the census to spend more money following up with nonresponders.
—Janet Adamy, WSJ, 27 June 2019
After months of this routine, the patients had their bodies scanned to assess the state of their tumors, and the researchers divided them into two groups: responders and nonresponders.
—Eric Boodman, STAT, 2 Apr. 2018
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Susan Dunne, Hartford Courant, 7 Oct. 2022
To count those who don’t send in responses by the end of April, the Census Bureau will in mid-May begin to send out enumerators, the folks who go door to door collecting data from the nonresponders.
—Alex Davies, Wired, 12 Mar. 2020
In all, nonresponders in Bexar County will receive at least five mail-outs and as many as six visits.
—Elaine Ayala, ExpressNews.com, 20 Feb. 2020
That is mostly because response rates have declined, which forces the census to spend more money following up with nonresponders.
—Janet Adamy, WSJ, 27 June 2019
After months of this routine, the patients had their bodies scanned to assess the state of their tumors, and the researchers divided them into two groups: responders and nonresponders.
—Eric Boodman, STAT, 2 Apr. 2018
Cite this Entry
“Nonresponder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nonresponder. Accessed 4 Nov. 2025.
Copy CitationMedical Definition
nonresponder
noun
non·re·spond·er
-ri-ˈspän-dər
: one (as a person or a cell) that does not respond (as to medical treatment or to an antigen)
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