Nonresponder

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A person who does not respond
  2. 2
    A person who does not show an immune response to a virus after being vaccinated against it

Etymology

From non- + responder.

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.