noun Date: 1961 a device usually used to detect the path of a high-energy particle that consists of a series of charged metal plates or wires separated by a gas (as neon) in which observable electric discharges follow the path of the particle
SPARK CHAMBER
Meaning of SPARK CHAMBER in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012