Alternative spelling of travelling salesman problem

(mathematics, UK, Canada) The problem in combinatorial optimization in which, given a number of cities and the costs of travelling from one to the other, it is required to determine the cheapest route that visits each city once and then returns to the initial city.

(electronics) An electron tube in which high-energy microwaves are produced by transferring energy from electrons

(electronics) A type of vacuum tube which amplifies electromagnetic signals, where the electron gun fires down the tube with an unmodulated electron beam, that passes through an interaction array, where the EM-signal is fed, which interacts with the electron beam, bunching the electrons, and transferring power to the signal.

plural of travelling-wave tube

plural of travelling wave tube

(Britain, dated) Travelling salesman.

plural of fellow traveller

plural of fellow-traveller

motion sickness caused by travel in a vehicle