Etymology
From French anapnographe, coined by the device's inventors Léon Bergeon and M. Kastus in the 1860s, from Ancient Greek ἀναπνοή (anapnoḗ, “recovery of breath; respiration”) (from ἀναπνέω (anapnéō, “to draw breath”), from ἀνα- (ana-, “up”) + πνέω (pnéō, “to breathe”)) + French -graphe (see -graph).
Definitions & examples from Wiktionary (CC BY-SA 3.0).