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“methanometer methanometers”
methanometer (s) methanometers (pl) (noun forms)
An instrument for measuring the concentration of methane in air; especially, in coal mines.
This entry is located in the following units:
meter-, metro-, metr-, -metrical, -metrically, -metron, -metric, -metrist, -meter, -meters, -metry, -metre
(page 23)
metho-, meth- +
(page 1)