OBJECT LANGUAGE
The language the dictionary describes; the language the dictionary is about.
METALANGUAGE
The language in which the dictionary gives definitions and explanations. If same as object language, then the dictionary is monolingual. If different, then the dictionary is bilingual.
GENRE
What kind of dictionary are you looking for?
OBJECT LANGUAGE Scottish Gaelic METALANGUAGE English, Irish GENRE Etymological dictionaries http://www.ceantar.org/Dicts/MB2/
