Meanings
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1
adj
having an irritatingly strong and unpleasant taste or smell
The acrid smell of burning rubber filled the air.
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2
adj
angry and bitter in tone or manner
Their acrid dispute left a lasting tension in the room.
Thesaurus
Etymology
From Latin acri- ('sharp, pungent') plus the adjective suffix -idus, on the model of Latin acridus ('sharp, bitter'), giving Modern English acrid ('sharp, bitter').