- Term Label: immune system development
- Term Accession: 0002520
- Term IRI: http://purl.obolibrary.org/obo/GO_0002520
- Definition: The process whose specific outcome is the progression of an organismal system whose objective is to provide calibrated responses by an organism to a potential internal or invasive threat, over time, from its formation to the mature structure. A system is a regularly interacting or interdependent group of organs or tissues that work together to carry out a given biological process.