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hermetic

[ hur-met-ik ]
/ hɜrˈmɛt ɪk /
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adjective
made airtight by fusion or sealing.
not affected by outward influence or power; isolated.
(sometimes initial capital letter) of, relating to, or characteristic of occult science, especially alchemy.
(initial capital letter) of or relating to Hermes Trismegistus or the writings ascribed to him.
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Also her·met·i·cal .

Origin of hermetic

1630–40; <Medieval Latin hermēticus of, pertaining to Hermes Trismegistus, equivalent to Latin Hermē(s) Hermes + -ticus-tic

OTHER WORDS FROM hermetic

un·her·met·ic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use hermetic in a sentence

British Dictionary definitions for hermetic (1 of 2)

hermetic

hermetical

/ (hɜːˈmɛtɪk) /

adjective
sealed so as to be airtight
hidden or protected from the outside world

Derived forms of hermetic

hermetically, adverb

Word Origin for hermetic

C17: from Medieval Latin hermēticus belonging to Hermes Trismegistus, traditionally the inventor of a magic seal

British Dictionary definitions for hermetic (2 of 2)

Hermetic
/ (hɜːˈmɛtɪk) /

adjective
of or relating to Hermes Trismegistus or the writings and teachings ascribed to him
of or relating to ancient science, esp alchemy
esoteric or recondite

Word Origin for Hermetic

see hermetic
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for hermetic

hermetic
[ hər-mĕtĭk ]

adj.
Completely sealed, especially against the escape or entry of air.

Other words from hermetic

her•meti•cal•ly adv.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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