protective

/prəˈtɛktɪv/
adjective
  1. Intended to keep someone or something safe from harm, injury, or damage.
    • Wear protective gloves when handling chemicals.
    • The phone case provides a protective layer against drops.
    • The mother bear was very protective of her cubs.
  2. Showing a strong desire to keep someone (especially a family member) safe, sometimes in an overly careful way.
    • The dog is protective of its owner and barks at strangers.
    • Her parents are protective and don't let her stay out late.
    • He is very protective of his younger sister.
What does "protective" mean? | whatsthatwordmean | whatsthatwordmean