noun
glossary; vocabulary list
Refers to a collection of words with explanations, similar to a glossary or vocabulary section. Often used in educational or reference contexts.
この教科書の巻末には単語篇が付いている。
This textbook has a glossary at the end.
単語篇で新しい言葉を調べる。
I look up new words in the vocabulary list.
語彙集 also means vocabulary collection, but 単語篇 specifically emphasizes individual words (単語) and may imply a section or chapter (篇).
Compound of 単語 (tango, 'word') and 篇 (hen, 'chapter' or 'compilation'). The exact historical derivation is uncertain; the spelling is conventionally associated with a collection of words.