tetragonal is a valid English word

Scrabble validity: valid ( international - Sowpods, US - Twl06 )
iScramble validity: valid
QuickWords validity: valid

Meanings

Adjective (NOT COMPARABLE)

Having four sides, like a tetragon.
• Synonym: quadrilateral
(crystallography) Having two equal axes and one unequal, and all angles 90°.

tetragonal is a Scrabble valid word

t1e1t1r1a1g2o1n1a1l1

• International English (Sowpods) - The word is valid in Scrabble ✔
• US English (TWL06) - The word is valid in Scrabble ✔
• 11 points

tetragonal is an iScramble, QuickWords valid word

t1e2t3r4a5g6o7n8a9l10

• The word is valid in iScramble ✔
• The word is valid in QuickWords ✔
• 55 points

Same letters words (Anagrams)

• none

Same letters plus one

• none

Same letters minus one

• AEGROTANT
• ALTRONATE
• LATRONAGE