GLOSSOGRAPHY
n.The writing of comments for illustrating an author.
Glos "sog "ra *phy, n. Etym: [See Glossographer. ]
glossography
glos sog ra phy |gläˈsägrəˌfē ɡlɑˌsɑɡrəˈfi | ▶noun 1 the writing of glosses or commentaries. 2 the compiling of glossaries.