Ecology. an area in a body of water, especially an ocean, having oxygen levels that are not adequate to support life: shellfish threatened by an annual dead zone in the Gulf of Mexico.
a period or place where there is little activity or excitement: A dead zone for home sales is November and December.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
an area of water that cannot support marine life, being virtually devoid of oxygen due to the presence of nitrates that stimulate algae growth
an area where a mobile phone does not receive a signal
any area where something does not exist or prospera dead zone for cinemas
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012