A brief sudden change in a normally constant quantity: a pulse of current; a pulse of radiation. b. Any of a series of intermittent occurrences characterized by a brief sudden change in a quantity.
Some pregnant women experience a metallic taste in their mouth during the early stages of pregnancy, because of the hormone changes. It's also fairly common to crave certain foods, or go off certain foods, and have a heightened sense of smell. Learn more about the signs and symptoms of pregnancy.
Related Questions. 1  metallic taste w acid reflux/. 2  My lips inside become red swollen and metal taste in mouth when I get around scents been to four dr they dont know what is causing it Just started in july. 3  I have an unbearable metallic taste in my mouth. Feel presure in my right ear and a slight pain.  metalic taste on coughing.