hermetical

/hərˈmɛtɪkəl/
adjective
  1. Completely sealed or closed so that no air can get in or out.
    • The spacecraft's hermetical cabin kept the astronauts safe in the vacuum of space.
    • A hermetical seal on the jar ensures the food stays fresh for years.
    • The laboratory uses hermetical containers to store sensitive chemicals.
  2. Isolated from outside influences; not open to new ideas or communication.
    • The small religious community lived a hermetical existence, cut off from the modern world.
    • His hermetical approach to research meant he rarely collaborated with other scientists.
    • The country's hermetical policies kept it isolated from global trade.
  3. Relating to the ancient writings or mystical teachings attributed to Hermes Trismegistus.
    • The scholar studied hermetical texts to understand early alchemy.
    • Hermetical philosophy influenced many Renaissance thinkers.
    • She collected rare books on hermetical traditions from around the world.
Antonyms
What does "hermetical" mean? | whatsthatwordmean | whatsthatwordmean