SPIROMETER • FREE TRANSLATOR.ORG • Definition of Spirometer

... with man, of course; institute a large and exact comparison between the development of la pianta umana, as Alfieri called it, in different sections of each country, in the different callings, at different ages, estimating height, weigh, force by the dynamometer and the spirometer, and finishing off with a series of typical photographs, giving the principal national physiognomies. Mr. Hutchinson has given us some excellent English data ...

— The Autocrat of the Breakfast-Table • Oliver Wendell Holmes, Sr. (The Physician and Poet not the Jurist)

... of the Lungs.*—Breathing as naturally as possible, expel the air into a spirometer (lung tester) during a period, say of ten respirations (Fig. 53). Note the total amount of air exhaled and the number of "breaths" and calculate the amount of air exhaled at each breath. This is called ...

— Physiology and Hygiene for Secondary Schools • Francis M. Walters, A.M.