Pneumatic definition

-ĭ-kəl
Of or relating to the pneuma; spiritual.
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Run by or using compressed air.

A pneumatic drill.

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Filled with air, especially compressed air.

A pneumatic tire.

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Of or containing wind, air, or gases.
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(informal) Having a full, shapely figure; often, specif., having large breasts.
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(theol.) Having to do with the spirit or soul.
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(zool.) Having hollows filled with air, as certain bones in birds.
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Filled with compressed air.

Pneumatic tire.

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Worked by compressed air.

Pneumatic drill.

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Relating to air or other gases.
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Relating to respiration.
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Relating to a structure filled with air.
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Relating to gases, especially air.
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Filled with or operated by compressed air. Pneumatic machines often involve the transmission of force through air pressure in pipes or tubes.
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Of, relating to, or resembling air or other gases.
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Of or relating to pneumatics.
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Powered by, or filled with compressed air.

A pneumatic instrument or engine.

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(zoology) Having cavities filled with air.

Pneumatic cells or bones.

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Spiritual; of or relating to the pneuma.
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(of a woman) Well-rounded; full-breasted; bouncy (especially during sex)

"Every one says I'm awfully pneumatic," said Lenina reflectively, patting her own legs. - Aldous Huxley - Brave New World (chapter 6)

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(Gnosticism) In gnostic theologian Valentinus' triadic grouping of man the highest type; a person focused on spiritual reality (the other two being hylic and psychic).
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Of or relating to pneumatics.
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The definition of pneumatic is something that contains or uses gases such as air to create a mechanical response.

A drill that uses air to work is an example of a drill that would be described as a pneumatic drill.

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Of or relating to air or other gases.
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(zoology) Having cavities filled with air, as the bones of certain birds.
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Origin of pneumatic

  • French pneumatique from Latin pneumaticus from Greek pneumatikos from pneuma pneumat- wind pneu- in Indo-European roots

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

  • From Latin pneumaticus, from Ancient Greek πνευματικός (pneumatikos, “relating to wind or air"), from πνεῦμα (pneuma, “wind, air, breath, spirit"), from πνέω (pneō, “I blow, breath").

    From Wiktionary