planum

P3L1A1N1U1M3

noun

any flat surface

OriginLatin plānum →
UncommonScrabble 10
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Meanings

nounplanum (plural plana)

plural plana

  1. anatomyany flat surface

Origin

  1. Latinplānum“level ground, plain”
  2. Englishplanum

From Latin plānum (“level ground, plain”).

More words from Latin

Full word history & related roots →

Rhymes & wordplay

Anagrams

Pulmanunpalm
Cite this entry
APA

planum. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/planum

MLA

“planum.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/planum. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “planum,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/planum.

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