Hermetic definition

-ĭ-kəl
Completely sealed, especially against the escape or entry of air.
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Impervious to outside interference or influence.

The hermetic confines of an isolated life.

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The definition of hermetic is something completely sealed or airtight.

A container that has been fused shut is an example of a hermetic container.

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(mythology) Of or relating to Hermes Trismegistus or the works ascribed to him.
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Having to do with the occult sciences, especially alchemy; magical.
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Magical; alchemic.
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Hard to understand; obscure.
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Completely sealed by fusion, soldering, etc. so as to keep air or gas from getting in or out; airtight.
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Protected from, cut off from, or impervious to outside influences.
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(chiefly with capital initial) Pertaining to Hermes Trismegistus or the writings attributed to him.
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Pertaining to alchemy or occult practices; magical, alchemical.
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Hermetically sealed.
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Isolated, away from outside influence.
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Common misspelling of hermitic.
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(in the plural) Hermetic philosophy or practice.
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Of or derived from Hermes Trismegistus and his lore.
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Alternative Forms

Alternative Form of hermetic - hermetical

Origin of hermetic

  • New Latin hermēticus alchemical from Medieval Latin Hermēs (Trismegistus) Hermes Trismegistus

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Medieval Latin hermeticus, irregular derivation of Hermes (Trismegistus), the god and mythological alchemist, said to possess a magic ability to seal treasure chests so that nothing could access their contents.

    From Wiktionary