Definitions
1.VerbTo cause to curve inwards.
2.VerbTo change the tone or pitch of the voice when speaking or singing."The actress has a great skill of being able to inflect her voice to any situation."
3.VerbTo vary the form of a word to express tense, gender, number, mood, etc.
4.VerbTo be varied in the form to express tense, gender, number, mood, etc."In Latin, adjectives and nouns inflect a lot, but inflection is minimally found in Modern English."