Definition: [verb] remove or take out, especially by effort or force.
Example: the fossils are extracted from the chalk
Definition: [verb] calculate (a root of a number).
Example: early computers had an instruction to extract a square root
Definition: [noun] a short passage taken from a text, film, or piece of music.
Example: an extract from a historical film
Definition: [noun] a preparation containing the active ingredient of a substance in concentrated form.
Example: natural plant extracts