dictionary of archaisms; classical Japanese dictionary
A reference work that explains words and expressions from older stages of the Japanese language, especially those no longer in common modern use.
I looked up the meaning of a classical word in a dictionary of archaisms.
A general Japanese-language dictionary covering modern and some classical vocabulary, whereas 古語辞典 focuses specifically on archaic and classical words.
A kanji dictionary that explains character meanings and readings, often including classical Chinese usage, while 古語辞典 explains archaic Japanese words and phrases.
A compound of 古語 “archaic or classical word” and 辞典 “dictionary.”