of or relating to Jesus Christ as Lord.
of or relating to the Lord's Day, or Sunday.
- un·do·min·i·cal, adjective
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How to use dominical in a sentence
This, as has already been explained, is the dominical or solar cycle.
The letter that represents Sunday is called the dominical or Sunday letter.
In answer to the question, “Why two dominical letters for leap-year?”
Now, these solar epacts have several practical advantages over the dominical letters.
He also mentions the lunar cycle, and uses the dominical letter with the kalends of several years.An Illustrated History of Ireland from AD 400 to 1800 | Mary Frances Cusack
British Dictionary definitions for dominical
of, relating to, or emanating from Jesus Christ as Lord
of or relating to Sunday as the Lord's Day
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012