1. people who do not show a positive reaction to a tuberculin skin test, indicating no exposure to tuberculosis
Usage: medical
2. people who do not respond or react to a particular stimulus, treatment, or substance
Usage: medical; scientific

Examples

• The study identified several nonreactors among the tuberculosis screening participants.
• Nonreactors to the skin test were cleared for employment at the hospital.
• The vaccine showed limited effectiveness in nonreactors compared to those with positive responses.
• Medical researchers are studying why some individuals are nonreactors to certain allergens.
• The clinic separated reactors from nonreactors for further evaluation.
• Nonreactors may require alternative testing methods for accurate diagnosis.