Emission
/ɪˈmɪʃən/
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Definition
(noun) Something which is emitted or sent out; issue.
Sentence Examples
Positron Emission Tomography uses a radioactive tracer to visualize metabolic activity within the human body.
Filters stop emission of gas into the atmosphere.
CEFR Practice Quiz
New regulations aim to drastically reduce the harmful ____ of industrial pollutants.