thermosiphon(redirected from Thermo siphoning)
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(Chemistry) a system in which a coolant is circulated by convection caused by a difference in density between the hot and cold portions of the liquid
ther•mo•si•phon(ˌθɜr məˈsaɪ fən)
an arrangement of siphon tubes that enables water in a heating apparatus to circulate by means of convection.