n. a rare ability of a person to identify the paticular day of the week - that is, on any given date and only in a matter of seconds. Regarded as a savant, this individual shows no evidence of mathematical ability, except for such feats with the calendar. See idiot savant.

CALENDAR CALCULATION: "There has been no satisfactory explanation for the exceptional skill of calendar calculation."
Cite this page: N., Pam M.S., "CALENDAR CALCULATION," in, April 7, 2013, (accessed November 27, 2020).