persymmetric
Such that the values on each line perpendicular to the main diagonal are the same for…Such that the values on each line perpendicular to the main diagonal are the same for a given line.
Meaning
2 senses(not comparable)Such that the values on each line perpendicular to the main diagonal are the same for a given line.
(not comparable)Symmetrical about the anti-diagonal.
Origin
From per- + symmetric.From per- + symmetric.
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