A substance which has been physically extracted or isolated from a compound or mixture in which it occurs (contrasted with a product, which comes into being during the process of extraction). In later use also: a substance that provides a starting material for a chemical process or investigation (whether or not it has been extracted for this purpose).
2That which is inferred or elicited from something; a product or result of inference or development.
Late 17th century (in an earlier sense). From classical Latin ēductum, neuter of past participle of ēdūcere educe.
with object Educe.
Mid 16th century; earliest use found in Thomas Hacket (fl. 1560–1590). From classical Latin ēduct-, past participial stem of ēdūcere educe.