A grammatical category classifying words by function or meaning; e.g., noun, verb, adjective.
名詞、動詞、形容詞は基本的な品詞だ。
Nouns, verbs, and adjectives are basic parts of speech.
この問題では各単語の品詞を答えなさい。
In this exercise, identify the part of speech of each word.
英語と日本語では品詞の扱いが必ずしも一致しない。
The treatment of parts of speech in English and Japanese does not always match.