Lymphocyte progenitor cells that are restricted in their differentiation potential to the T lymphocyte lineage.

Synonyms: T-Cell Precursors Precursors, T-Cell Cell, T-Lymphoid Precursor T-Lymphoid Precursor Cells T-Lymphoid Precursor Cell Cells, T-Lymphoid Precursor T Cell Precursors Precursor Cells, T-Lymphoid Precursor Cells, T Lymphoid Precursor Cell, T-Lymphoid T-Cell Precursor Precursor, T-Cell