glossography

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun The compilation of glosses or glossaries.

from The Century Dictionary.

• noun The writing of glosses or explanatory comments on a text.
• noun In anatomy, a description of the tongue.—
• noun A description and grouping of languages.

from the GNU version of the Collaborative International Dictionary of English.

• noun The writing of glossaries, glosses, or comments for illustrating an author.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun The writing of glossaries or glosses.