originalo·rig·i·nal /əˈrɪdʒənəl, -dʒənəl/ adjectiveadj [only before a noun] happening or existing firstWhich is the original document and which is the copy?
The index-linked certificates were paying indexation plus 4% of theoriginal investment.
—original noun [countableC]Send us a signed copy of the invoice and keep the original.