pentadiagonal

P3E1N1T1A1D2I1A1G2O1N1A1L1

adjective

In which the only nonzero entries are on the main diagonal, and the first two diagonals above and below it

Scrabble 17
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

adjectivepentadiagonal (not comparable)
  1. not comparablemathematicsIn which the only nonzero entries are on the main diagonal, and the first two diagonals above and below it

Origin

From penta- + diagonal.

Full word history & related roots →
Cite this entry
APA

pentadiagonal. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/pentadiagonal

MLA

“pentadiagonal.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/pentadiagonal. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “pentadiagonal,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/pentadiagonal.

Source: pentadiagonal on Wiktionary, CC BY-SA 4.0.