A more thorough explanation:

Definition: Advocatione decimarum (ad-vuh-kay-shuh-nee des-uh-mair-uhm), n. [Law Latin] Historically, a writ used to collect a tithe that belongs to the church.

Example: In medieval England, the advocatione decimarum was used by the church to collect a tenth of the agricultural produce from the parishioners.

Explanation: The example illustrates how the advocatione decimarum was used to collect a tithe from the people who lived in a particular parish. The church would use this writ to ensure that they received a portion of the agricultural produce, which was considered a form of payment for the services they provided to the community.