pə̇ˈränē- noun
Usage: usually capitalized P
Etymology: after Marcello St. Pirani b 1880 British physicist born in Germany
: a hot-wire manometer in which the cooling effect on the filament is deduced from its lowered resistance
pə̇ˈränē- noun
Usage: usually capitalized P
Etymology: after Marcello St. Pirani b 1880 British physicist born in Germany
: a hot-wire manometer in which the cooling effect on the filament is deduced from its lowered resistance
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012