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Hydraulic vs Pneumatic - What's the difference?

hydraulic | pneumatic |

As adjectives the difference between hydraulic and pneumatic

is that hydraulic is pertaining to water while pneumatic is neumatic.

As a noun pneumatic is

tire (of an automobile).

hydraulic

English

Alternative forms

* hydraulick (obsolete)

Adjective

(-)
  • Pertaining to water
    • I know not why this entrance is left so neglected, as we are not in want of able engineers in France, in the hydraulic branch, a part of the mathematics to which I have most applyed myself. — M. Le Page Du Pratz, History of Louisisana (PG), p. 47
  • Related to hydraulics

    • Derived terms

    *

    pneumatic

    English

    Alternative forms

    * pneumatick (obsolete)

    Adjective

    (en adjective)
  • Of, relating to, or resembling air or other gases
  • Of or relating to pneumatics
  • Powered by, or filled with compressed air
    • a pneumatic instrument or engine
  • (zoology) Having cavities filled with air
    • pneumatic cells or bones
  • Spiritual; of or relating to the pneuma
  • (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)

    Related terms

    * pneumaticity * pneumatization

    Noun

    (en noun)
  • (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).

    • External links

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