dichotomous key

英語（米国） (en-US) 英語（イギリス） (en-GB)

名詞

(biology) A written tool for identification of plants and animals. It is written as a sequence of paired questions, the choice of which determines the next pair of questions until a name or identification is reached.

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The students used a dichotomous key to identify the unknown insect collected in the field.

詳細

意味（1）

(biology) A written tool for identification of plants and animals. It is written as a sequence of paired questions, the choice of which determines the next pair of questions until a name or identification is reached.

dichotomous keys （ plural ）