A portion of a book, document, recording etc. incorporated distinctly in another work (for written or spoken words, synonymous to a citation; a quotation).
I used an extract of Hemingway's book to demonstrate culture shock.
A decoction, solution, or infusion made by drawing out from any substance that which gives it its essential and characteristic virtue
vanilla extract
2 more examples
extract of beef
extract of dandelion
In a sentence
I used an extract of Hemingway's book to demonstrate culture shock.
Where it comes from
Latinextractum
Englishextract
Borrowed from Latin extractum, neuter perfect passive participle of extrahō, from ex- (“out of”) + trahō (“to drag”).