The answer to the crossword is 'OXYGEN', a six letter term for a TV channel named for an element. OXYGEN is an American cable and satellite television channel that is owned by the NBCUniversal Cable Entertainment Group, a division of NBCUniversal. The channel primarily airs true crime programming targeted towards women. It was launched in 2000 and is available in over 77 million households in the United States as of February 2015.