English Dictionary

root nodule

名詞

(botany) A lump found on the roots of some plants, primarily legumes, that forms a symbiosis with nitrogen-fixing bacteria known as rhizobia, allowing the plant to obtain nitrogen directly from the atmosphere, which most plants cannot do.

日本語の意味

（植物学）主にマメ科植物の根に形成される、窒素固定細菌（リゾビア）との共生により大気中の窒素を植物が利用できるようにする小さなこぶ、すなわち根粒

The scientist carefully examined the root nodule under a microscope to identify the rhizobia species.

研究者は顕微鏡でその窒素を固定する根粒を詳しく観察して、根粒菌の種類を特定しようとした。

意味（1）

(botany) A lump found on the roots of some plants, primarily legumes, that forms a symbiosis with nitrogen-fixing bacteria known as rhizobia, allowing the plant to obtain nitrogen directly from the atmosphere, which most plants cannot do.

root nodules （ plural ）