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Definition of "inflection" [in•flec•tion]

  • The act of inflecting or the state of being inflected. (noun)
  • Alteration in pitch or tone of the voice. (noun)
  • Grammar An alteration of the form of a word by the addition of an affix, as in English dogs from dog, or by changing the form of a base, as in English spoke from speak, that indicates grammatical features such as number, person, mood, or tense. (noun)
  • Grammar An affix indicating such a grammatical feature, as the -s in the English third person singular verb form speaks. (noun)
  • Grammar The paradigm of a word. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "inflection" in a sentence
  • "His responses are delivered without so much as even a change in inflection, always acknowledging the absurdity of his circumstances and the unfortunate reality that has come as a result."
  • "Years after 9/11, I learned in math class that the bottom-most point on a parabola is known as an inflection point - the point where the slope of the line goes from negative to positive."
  • "Years after 9/11, I learned in math class that the bottom-most point on a parabola is known as an inflection point -- the point where the slope of the line goes from negative to positive."