ex ‧ trac ‧ tion AC /ɪkˈstrækʃ ə n/ BrE AmE noun
[ Word Family: noun : ↑ extraction , ↑ extract ; verb : ↑ extract ]
1 . [uncountable and countable] the process of removing or obtaining something from something else
extraction of
the extraction of salt from seawater
the extraction of information from appropriate reference sources
mineral/oil etc extraction
2 . be of French/Russian/Italian etc extraction to be from a French, Russian etc family even though you were not born in that country