Term: thymus primordium epithelial cell
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: epithelial cell
Synonyms: epithelial cells
Definition: A cell that is usually found in a two-dimensional sheet with a free surface.
Ontology: Anatomy Ontology [ZFA:0009034]