If you say that something is comforting, you mean it makes you feel less worried or unhappy. My mother had just died and I found the book very comforting In the midst of his feelings of impotence, a comforting thought arrived. + comfortingly com·fort·ing·ly `Everything's under control here,' her mother said comfortingly. `You've nothing to worry about.'. making you feel less worried, unhappy, or upset it is comforting to think/have/know etc