bubble (type) visco(si)meter
capil(l)ary visco(si)meter
capillary visco(si)meter
cone-and-plate visco(si)meter
drag torque type visco(si)meter
electromagnetic visco(si)meter
falling body visco(si)meter
falling needle visco(si)meter
falling sphere visco(si)meter
falling-ball visco(si)meter
kinematic visco(si)meter