acquired immunity

https://doi.org/10.1351/goldbook.12832
State of protection against pathogen-induced injury, with rapid immune elimination of pathogenic invaders owing to previous immunization or vaccination.
Source:
PAC, 2012, 84, 1113. (IUPAC glossary of terms used in immunotoxicology (IUPAC Recommendations 2012)) on page 1116 [Terms] [Paper]