Preferred Label : Inch of Mercury;
NCIt related terms : Inches of Mercury; inch of mercury column; [in_i'Hg];
NCIt definition : A measurement of the pressure exerted by a column of mercury of 1 inch in height at
the standard acceleration of gravity. This measurement is used for barometric pressure
in aviation, refrigeration, and weather reports. The conversion to metric units is
dependent upon the temperature of the mercury.;
NCI Metathesaurus CUI : CL509259;
Origin ID : C128461;
UMLS CUI : C4288899;
Semantic type(s)
concept_is_in_subset