aleuron denotes the flour into which leaven is placed in two parable descriptions.

The attested use refers to flour as the material into which leaven is put, with both verses describing a woman’s handling of it until the whole is leavened.

1. Flour receiving leaven · dominant

   In Luke 13:21 and Matthew 13:33, the genitive singular neuter form occurs in the clause describing leaven placed among a measured quantity; the APB renders the material as "flour" and says that the whole becomes leavened.

   Luke 13:21Matthew 13:33

In the Anselm Project Bible: Across Luke 13:21 and Matthew 13:33, the APB presents the material as "flour" in a comparison involving leaven. The verse is read as a whole, though both clauses clearly place the term within the measured mixture.