inflector

/ɪnˈflɛktər/
noun
  1. A device or part that changes the direction or shape of something, such as a beam of light or a stream of air.
    • Engineers designed a new inflector for the ventilation system to improve airflow.
    • The telescope uses an inflector to bend the light path toward the eyepiece.
    • The lamp's inflector directs the light downward onto the desk.
  2. In linguistics, a word or affix that shows grammatical relationships by changing form (e.g., tense, number, case).
    • Linguists study how each language uses inflectors to convey meaning.
    • The plural inflector -s changes 'cat' to 'cats'.
    • In English, the suffix -ed is an inflector that marks past tense.
What does "inflector" mean? | whatsthatwordmean | whatsthatwordmean