microbarograph

[ mahy-kruh-bahr-uh-graf, -grahf ]
/ ˌmaɪ krəˈbɑr əˌgræf, -ˌgrɑf /

noun Meteorology.

a barograph for recording minute fluctuations of atmospheric pressure.

Origin of microbarograph

First recorded in 1900–05; micro- + barograph

British Dictionary definitions for microbarograph

microbarograph
/ (ˌmaɪkrəʊˈbærəˌɡrɑːf, -ˌɡræf) /

noun

a barograph that records minute changes in atmospheric pressure

Scientific definitions for microbarograph

microbarograph
[ mīkrō-bărə-grăf′ ]

A high-precision barograph, capable of resolving pressure differences with an accuracy of microbars.