these occur when there is a palindrome fromed or the date are in increasing or decreasing order
examples
20/02/2002
Quincunx
A coincidence
symmetrical shapes
symmetrical
Something with symmetry is said to be symmetrical
I would call it a symmetrical date.
Oh, dude, a symmetrical date is when the date reads the same forwards and backwards, like 02/02/2020 or 11/11/1111. It's like a little numerical palindrome party for your calendar. So, if you're into that kind of thing, mark your calendar for the next one and get ready to celebrate... or not, like, whatever.
Symmetrical
Symmetrical
Quincunx
A coincidence
No. That's called pedophilia.
symmetrical shapes
symmetrical
Something with symmetry is said to be symmetrical
symmetrical
Such shapes are known as symmetrical.