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n. pl. or·di·nes (-də-nēz′) or or·dos Roman Catholic Church
An annual calendar containing instructions for the Mass and office to be celebrated on each day of the year.
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(Ecclesiastical Terms) Christian Church an order of procedures
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n., pl. or•di•nes (ˈɔr dnˌiz)
a booklet of directions for the Roman Catholic order of service and Mass for each day in the year.
[1840–50; < Medieval Latin ōrdō, Latin: series, row, order]
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