hypobaric

hypobaric
1. Pertaining to pressure of ambient gases below 1 atmosphere. 2. With respect to solutions, less dense than the diluent or medium; e.g., in spinal anesthesia, a h. solution has a density lower than that of spinal fluid. [hypo- + G. baros, weight]

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hy·po·bar·ic -'bar-ik adj having a specific gravity less than that of cerebrospinal fluid used of solutions for spinal anesthesia compare HYPERBARIC (1)

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adj.
at a pressure lower than that of the atmosphere.

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hy·po·bar·ic (hi″po-barґik) [hypo- + bar- + -ic] characterized by less than normal pressure or weight; applied to gases under less than atmospheric pressure or to a solution of lower specific gravity than another taken as a standard of reference. See under solution.

Medical dictionary. 2011.

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  • hypobaric — /huy peuh bar ik/, adj. Med. (of an anesthetic) having a specific gravity lower than that of cerebrospinal fluid. Cf. hyperbaric (def. 1). [1925 30; HYPO + Gk bár(os) weight + IC] * * * …   Universalium

  • hypobaric — adj. having a lower density than the cerebrospinal fluid (of an anaesthetic) …   English contemporary dictionary

  • hypobaric — hy·po·bar·ic …   English syllables

  • hypobaric — adj. at a pressure lower than that of the atmosphere …   The new mediacal dictionary

  • hypobaric — hy•po•bar•ic [[t]ˌhaɪ pəˈbær ɪk[/t]] adj. med (of an anesthetic) having a specific gravity lower than that of cerebrospinal fluid • Etymology: 1925–30 …   From formal English to slang

  • hypobaric — | ̷ ̷ ̷ ̷+|barik adjective Etymology: hypo + Greek baros weight + English ic more at grieve : having a specific gravity less than that of cerebrospinal fluid used of solutions for spinal anesthesia; opposed to hyperbaric …   Useful english dictionary

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