con·duc·tom·e·ter \ˌkändəkˈtäməd.ə(r), -ətə(r)\noun orcon·duc·tim·e·ter\-ˈtim-\ (-s) Etymology:conduct (II) + -o- or -i- + -meter : any instrument for measuring conductivity; specifically: one for comparing the rates at which rods of different materials transmit heat