extract
verb [ T ]
uk/ɪkˈstrækt/ us NATURAL RESOURCES
to remove a substance from the ground or from another substance:
In this area brown coal is extracted in open pits.
extract sth from sth Ethanol can be extracted from potatoes, switchgrass, garbage, and timber waste.
to get something, such as information or money, from someone, especially when they do not want to give it:
The proposed law would allow unions to extract fees from non-union workers for services that unions provide.
extract a promise He managed to extract a promise from the board that his department would not be subject to cuts.
to get a piece of information from a book, document, computer file, etc.:
The website itself does not automatically extract any information from users or about user behaviour.
extract
noun [ C ]
uk/ˈekstrækt/ usa small part that has been taken from a book, document, computer file, etc.:
extract from sth In addition to its news, sport, and business coverage, the online version of the paper includes extracts from the weekend magazine.
NATURAL RESOURCES
a substance that has been got from another substance, using a particular process:
medicinal plant extracts