Alteration by editorial criticism, as of a text so as to give a better reading; removal of errors or corruptions from a document; as, the book might be improved by judicious emendations.
(ICZN) any intentional change in the original spelling of an available name (ICBN) an alteration of the diagnostic characters or circumscription of a taxon, without the exclusion of the type
An intentional change in the spelling of a name. justified. The correction of an incorrect original spelling. unjustified. An emendation that is not justified.
An intentional change to a previously proposed name, e.g., Lindinger proposed the emendation Hemiberlesea for the armored scale Hemiberlesia indicating that it was originally improperly formed.