Hupolenion denotes the dug installation included among the features of a planted vineyard.

The sole attested use places the noun among the constructed features of a vineyard: it is something dug after the vineyard is planted and fenced.

1. A dug feature of a vineyard · dominant

   In Mark 12:1, the accusative singular neuter noun occurs in the sequence of actions by which a man prepares a vineyard: he plants it, puts a fence around it, digs this feature, and builds a tower. The APB renders the clause "dug a trough," confirming its place among the vineyard's prepared installations.

   Mark 12:1

In the Anselm Project Bible: In Mark 12:1 the APB renders the relevant clause "dug a trough." This wording confirms the clause's overall presentation rather than isolating every aspect of the noun.