Hermetic

Pronunciation: /ˈhɝˈmiˈtɪk/

Hermetic (adjective)

  1. Completely closed or sealed so that nothing can enter or escape.
  2. Relating to ideas or knowledge that are difficult to understand or hidden from most people.

Examples

  • The container was hermetic, preventing any air from entering.
  • The book contained hermetic knowledge that few understood.

Common collocations: hermetic seal, hermetic closure, hermetic tradition, hermetic teachings

Synonyms of Hermetic

Formal

Neutral

Antonyms of Hermetic

  • — The opposite of hermetic, meaning not sealed.
  • — To disclose something that is hermetic.