



non-responder
/ˌnɒn rɪˈspɒndər/ /ˌnɑːn rɪˈspɑːndər/noun
Related Words

protectivenoun
/pɹoʊtɛktɪv/
"The protective helmet was essential for the construction worker. "

vaccinenoun
/vækˈsaɪn/






"The protective helmet was essential for the construction worker. "
