Airtight; denoting a vessel closed or sealed in such a way that air can neither enter it nor issue from it.

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her·met·ic (.)hər-'met-ik adj being airtight or impervious to air
her·met·i·cal·ly -i-k(ə-)lē adv Her·mes Tris·me·gis·tus 'hər-(.)mēz-.tris-mə-'jis-təs Greek mythological character. Hermes Trismegistus was identified by the Greeks with the Egyptian god Thoth. To him was ascribed authorship of various works on astrology, magic, alchemy, and medicine. It was also believed that he had invented a magic seal to keep vessels airtight, and from his name the adjective hermetic meaning airtight was derived.

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her·met·ic (hər-metґik) [L. hermeticus] impervious to air; airtight.

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  • Hermetic — Her*met ic, Hermetical Her*met ic*al, a. [F. herm[ e]tique. See Note under {Hermes}, 1.] 1. Of, pertaining to, or taught by, Hermes Trismegistus; as, hermetic philosophy. Hence: Alchemical; chemic. Delusions of the hermetic art. Burke. [1913… …   The Collaborative International Dictionary of English

  • hermetic — ► ADJECTIVE 1) (of a seal or closure) complete and airtight. 2) insulated or protected from outside influences. 3) esoteric or cryptic: hermetic poems. DERIVATIVES hermetically adverb hermeticism noun. ORIGIN from Latin Hermes Trismegistus th …   English terms dictionary

  • Hermetic — corpus …   Philosophy dictionary

  • hermetic — index impervious Burton s Legal Thesaurus. William C. Burton. 2006 …   Law dictionary

  • hermetic — HERMÉTIC, Ă adj. v. ermetic. Trimis de LauraGellner, 13.09.2007. Sursa: DN …   Dicționar Român

  • hermetic — c.1600 (implied in hermetically), completely sealed, also (1630s) dealing with occult science or alchemy, from L. hermeticus, from Gk. Hermes, god of science and art, among other things, identified by Neoplatonists, mystics, and alchemists with… …   Etymology dictionary

  • hermetic — [adj] airtight completely sealed, impervious, sealed, shut, tight, waterproof, watertight; concept 483 …   New thesaurus

  • hermetic — [hər met′ik] adj. [ModL hermeticus < L Hermes < Gr Hermēs (trismegistos)] 1. [usually H ] of or derived from Hermes Trismegistus and his lore 2. [sometimes H ] a) magical; alchemic b) hard to understand; obscure 3. [from use in alche …   English World dictionary

  • Hermetic — The word hermetic is commonly applied to literary or graphical symbolism that is exceedingly obscure, convoluted, or esoteric. In that context, and not in any other context, hermeticism is the deliberate use of hermetic imagery.The word hermetic… …   Wikipedia

  • hermetic — [[t]hɜː(r)me̱tɪk[/t]] 1) ADJ: ADJ n If a container has a hermetic seal, the seal is very tight so that no air can get in or out. [TECHNICAL] This would permit air to enter, breaking the hermetic seal of the jar. Syn: airtight Derived words:… …   English dictionary

  • hermetic — also hermetical adjective Etymology: Medieval Latin hermeticus, from Hermet , Hermes Trismegistus Date: 1605 1. often capitalized a. of or relating to the Gnostic writings or teachings arising in the first three centuries A.D. and attributed to… …   New Collegiate Dictionary

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