Last Updated：2025/11/26

Light bleeding from the vagina caused when a fertilized ovum attaches to the wall of the uterus.

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implantation bleeding

Source Word

implantation bleeding

Noun

uncountable

Light bleeding from the vagina caused when a fertilized ovum attaches to the wall of the uterus.

Japanese Meaning

着床出血：受精卵が子宮内膜に着床する際に生じる、軽度の膣出血を指す現象。

She mistook the light spotting for her period, but it turned out to be implantation bleeding.

彼女は少量の出血を生理だと勘違いしましたが、それは受精卵が子宮内膜に着床するときに起こる着床出血でした。

Sense（1）

Light bleeding from the vagina caused when a fertilized ovum attaches to the wall of the uterus.