English Dictionary

cotyledon

IPA（発音記号）

/ˌkɒt.ɪˈliː.dən/

名詞

(physiology) Each of the patches of villi on the foetal chorion in the placenta of ruminants and some other mammals.

日本語の意味

反芻動物や一部哺乳類の胎盤における、胎児側の絨毛が集まって形成される部分。

During the autopsy of the cow's placenta, the veterinarian carefully examined each cotyledon for signs of infection.

牛の胎盤を解剖した際、獣医は感染の兆候を確認するために、胎児絨毛の塊である胎盤小葉を一つ一つ注意深く調べた。

意味（1）

(physiology) Each of the patches of villi on the foetal chorion in the placenta of ruminants and some other mammals.

Forced to apply animal findings to humans, his human womb also had cotyledons like a dog's.

意味（2）

(botany) The leaf of the embryo of a seed-bearing plant; after germination it becomes the first leaves of the seedling.

cotyledons （ plural ）