[424] In tantum, lat., in so weit.
Brockhaus-1809: Das Alterum Tantum
Herder-1854: Tantum · Alterum tantum
Meyers-1905: Plurăle tantum · Alterum tantum
Pierer-1857: Tantum [1] · Tantum [2] · Singulāre tantum · Altĕrum tantum · In tantum