hermetic — completely airtight; isolated from outside influences
Part of speech: ADJECTIVE
Definition: completely airtight; isolated from outside influences
Pronunciation (IPA): /hɜːrˈmetɪk/
Example Sentences
- My grandmother's hermetic lifestyle made her suspicious of all modern technology.
- The hermetic packaging kept the kimchi fresh for months.
- Scientists created a hermetic chamber to study the effects of complete isolation.
hermetic
ADJECTIVE[/hɜːrˈmetɪk/]
completely airtight; isolated from outside influences

The alchemist's hermetic jar keeps the glowing potion sealed from any air.

In her hermetic studio, she creates aesthetic magic that's truly magnetic
Got the picture? Now let's practice.
🎤Pronunciation
🌳Etymology
Origin
From the name Hermes Trismegistus (Hermes the Thrice-Great), a legendary Hellenistic figure associated with alchemy and mysticism in ancient Egypt and Greece. The term was applied to the sealed vessels used in alchemical work, and later extended to mean anything completely airtight or isolated.
Breakdown
Hermet- (from Hermes Trismegistus) + -ic (adjective suffix meaning 'of or relating to') = hermetic
🎵Rhyme
🔗Collocations
📝Examples
“My grandmother's hermetic lifestyle made her suspicious of all modern technology.”
“The hermetic packaging kept the kimchi fresh for months.”
“Scientists created a hermetic chamber to study the effects of complete isolation.”
“The philosopher's hermetic theories were so complex that even his students couldn't understand them.”
📚Related Words
Synonyms
Antonyms
Related
Want to master 19,000+ words?
Sign up free for flashcards & quizzes.