tetroon

T1E1T1R1O1O1N1

noun

A constant-level weather balloon in the shape of a tetrahedron used to make observations in the lower atmosphere.

OriginEnglish balloon ← Ancient Greek τετρᾰ- (tetră-) ← Proto-Hellenic *kʷétwores →
Scrabble 7
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Meanings

nountetroon (plural tetroons)

plural tetroons

  1. climatologyA constant-level weather balloon in the shape of a tetrahedron used to make observations in the lower atmosphere.

Origin

  1. Proto-Indo-European*kʷetwóres
  2. Proto-Hellenic*kʷétwores
  3. Ancient Greekτέσσᾰρες (téssăres)
  4. Ancient Greekτετρᾰ- (tetră-)
  5. Englishtetra-
  6. Englishballoon
  7. Englishtetroon

From tetra- + balloon.

Full word history & related roots →

Rhymes & wordplay

Anagrams

netroottornote
Cite this entry
APA

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

MLA

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

Chicago

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

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