trisection is a valid English word

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

Meanings

Noun (COUNTABLE AND UNCOUNTABLE)

(geometry) The division of an angle into three equal parts.
• A traditional (but impossible) mathematical problem was to achieve trisection using a straight edge and compass.

trisection is a Scrabble valid word

t1r1i1s1e1c3t1i1o1n1

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

trisection is an iScramble, QuickWords valid word

t1r2i3s4e5c6t7i8o9n10

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

Same letters words (Anagrams)

• RISTOCETIN
• TRICOTINES

Same letters plus one

• BIOCENTRIST
• CREATIONIST
• ENTOCRISTID
• INTERTONICS
• NEOTERISTIC
• REACTIONIST
• RECITATIONS
• RESTINCTION
• RESTRICTION
• TERMINOTICS
• TESTRIONICS
• TORTRICINES
• TRIEXCITONS
• TRISECTIONS
• TRIVECTIONS

Same letters minus one

• CONTRITES
• CORNEITIS
• CORNETIST
• EROTICIST
• INTRICOES
• STERNITIC
• STRICTION
• TECTORINS
• TRICOTINE
• TRIESTINO