det·ri·ment 
/ˈdɛtrəmənt/ noun
/ˈdɛtrəmənt/ noun formal 1 [count] : something that will cause damage or injury to something or someone — usually singular — often + to ▪ He saw the new regulations as a detriment to progress. 2 [noncount] : the act of causing damage or injury to something or someone
▪ He puts all his time into his career, to the detriment of [=in a way that is harmful to] his personal life. ▪ relying on bad advice, much to your detriment [=in a way that is harmful to you] — often + to ▪ She was able to work long hours without detriment to her health. [=without harming her health]
▪ He puts all his time into his career, to the detriment of [=in a way that is harmful to] his personal life. ▪ relying on bad advice, much to your detriment [=in a way that is harmful to you] — often + to ▪ She was able to work long hours without detriment to her health. [=without harming her health]
