contextomy

[ kon-teks-tuh-mee ]
/ kɒnˈtɛks tə mi /

noun, plural con·tex·to·mies for 2.

the practice of misquoting someone by shortening the quotation or by leaving out surrounding words or sentences that would place the quotation in context.
an instance of this.

Origin of contextomy

1965–70; blend of context + -tomy