Meaning ofinflectionin English

Noun

1. a change in word form; reflecting grammar
   The verb "run" has an inflection to indicate past tense.
2. a word form change; indicating grammatical function
   In linguistics, inflection is a change in a word's form to show its grammatical function.
3. a changed word form; resulting from inflection rules
   The word "go" has several inflections to indicate different tenses.
4. a change in voice pitch or tone
   The singer's inflection of tone conveyed a sense of sadness in the song.
5. a change in curve direction (from concave to convex)
   The road had a noticeable inflection where it changed from a downhill to an uphill slope.