To change the form of a word to express a grammatical function or attribute such as tense, mood, person, number, case, and gender. In many languages, verbs inflect to indicate the tense of the action.
To vary the pitch of one's voice, especially to express emotion or to emphasize a point. She inflected her voice to convey excitement during the presentation.
To bend or curve; to turn from a straight course or direction. The engineer designed the pipe to inflect slightly around the obstacle.