vapoˈrimeter [f. as prec. + -meter.] An instrument for measuring the amount of vapour. 1878Ure's Dict. Arts. etc. IV. 565 The alcohol [is] determined..by Geissler's vaporimeter.1899tr.Jaksch's Clin. Diagnosis (ed. 4) vii. 355 Parlato employs the vaporimeter for the purpose.