thermosiphon

[ thur-muh-sahy-fuhn ]

noun

1. an arrangement of siphon tubes that enables water in a heating apparatus to circulate by means of convection.

thermosiphon

/ ˌθɜːməʊˈsaɪfən /

noun

1. 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

Word History and Origins

Origin of thermosiphon¹

First recorded in 1825–35; thermo- + siphon