foreign substance
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Scientists classify it as a xeno-autoantigen, a foreign substance that becomes incorporated into the body's own tissues and can provoke an immune reaction.
From Science Daily ● Oct. 18, 2026
He speaks about opportunities like it’s some sort of unreachable foreign substance instead of owning up to the truth — that it’s his job to create those opportunities for his players.
From Washington Times ● Dec. 3, 2023
He claimed the stickiness was caused by rosin and sweat and not by a foreign substance.
From Seattle Times ● Apr. 20, 2023
Mets pitcher Max Scherzer was ejected for having a foreign substance on his hand but the Dodgers still had offensive struggles in 5-3 loss.
From Los Angeles Times ● Apr. 19, 2023
The removal of the foreign substance was followed by rapid recovery.
From Telepathy and the Subliminal Self by R. Osgood Mason
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