| Name: | thymus primordium |
|---|---|
| Synonyms: | thymic rudiment |
| Definition: | A small outgrowth of the pharyngeal epithelium that is the site of lymphocyte cell production. |
| Ontology: | Anatomy Ontology [ZFA:0001077] |
| Name: | lymphocyte |
|---|---|
| Synonyms: | lymphocytes |
| Definition: | A cell of the B cell, T cell, or natural killer cell lineage. |
| Ontology: | Anatomy Ontology [ZFA:0009250] |