Dictionary.com

trifluoride

[ trahy-floor-ahyd, -flawr-, -flohr- ]
/ traɪˈflʊər aɪd, -ˈflɔr-, -ˈfloʊr- /
Save This Word!

noun Chemistry.

a fluoride containing three atoms of fluorine.

QUIZZES

QUIZ YOURSELF ON "WAS" VS. "WERE"!

Were you ready for a quiz on this topic? Well, here it is! See how well you can differentiate between the uses of "was" vs. "were" in this quiz.
Question 1 of 7
“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.

Meet Grammar Coach

Write or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing

Meet Grammar Coach

Improve Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of trifluoride

First recorded in 1840–50; tri- + fluoride
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for trifluoride

  • There are small deposits of such things as bromine trifluoride, but these have no great importance.

    Uller Uprising|Henry Beam Piper, John D. Clark and John F. Carr
  • It sometimes appears combined with fluorine in chlorine trifluoride.

    Uller Uprising|Henry Beam Piper, John D. Clark and John F. Carr
  • In it are dissolved varying quantities of metallic and non-metallic fluorides, such as boron trifluoride, sodium fluoride, etc.

    Uller Uprising|Henry Beam Piper, John D. Clark and John F. Carr
FEEDBACK