hapatus

Noun

 * 1) fermenting, culturing the process of preparing food or a dough by acid fermentation
 * 2)  leaven a culture used to ferment food
 * 3)  leaven corrupting influence, as in Mark 8 and 1 Corinthians 5; colloquially also of something dubious or unwholesome
 * 1)  leaven corrupting influence, as in Mark 8 and 1 Corinthians 5; colloquially also of something dubious or unwholesome