1. Possibly from en- plus Greek khartes and then Latin charta meaning, "papyrus, paper"; however, there is no confirmation that this is the correct source for this title which was created for Microsoft.
2. As seen in the title, Encarta World English Dictionary, it is in this case a lexicon published by Microsoft Corporation in addition to a digital multimedia encyclopedia and other related products.

Microsoft initiated Encarta by purchasing non-exclusive rights to the Funk & Wagnalls Encyclopedia, incorporating it into its first edition in 1993. Funk & Wagnalls continued to publish revised editions of their encyclopedia for several years independently of Encarta, but then quit printing in the late 1990s.

The name "Encarta"® is a registered trademark which was created for Microsoft by an advertising agency.