What is the Threat of Radon? Radon is the second leading cause of lung cancer after smoking. In the United States, the EPA estimates that about 21,000 lung cancer deaths each year are radon related and in Canada that number stands at approximately 3,000.
The definition of intermittent is something that starts and stops or happens irregularly. An example of intermittent is occasional thunder during a rainstorm. stopping and starting at intervals; pausing from time to time; periodic. Origin of intermittent.
interim - the time between one event, process, or period and another; meanwhile the socialists are running the government. meantime, meanwhile, lag. interval, time interval - a definite length of time marked off by two instants. interregnum - the time between two reigns, governments, etc.