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hermetically

American  
[hur-met-ik-lee] / hɜrˈmɛt ɪk li /

adverb

  1. so as to be airtight.

    hermetically sealed.


Etymology

Origin of hermetically

First recorded in 1595–1605; hermetic + -ally

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The shelters feature a main door that seals hermetically and a decontamination chamber where people can shower if they have been in a contaminated environment.

From Barron's • Mar. 12, 2026

“The judge is not supposed to be concerned about the give and take in the public arena, he’s trying to sort of hermetically seal his courtroom,” she noted.

From Salon • May 3, 2024

Yet, selected proteins can pass because the barrier is not hermetically sealed.

From Science Daily • Jan. 25, 2024

These Martian souvenirs safely rest inside hermetically sealed cylinders, either stored on board or dropped in strategic locations.

From Scientific American • Oct. 30, 2023

The world had become a hermetically sealed cattle car.

From "Night" by Elie Wiesel