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Definitions from WordNet

Definitions from the Web

Blastocyst

Definition: A blastocyst is an early stage of development in mammals, including humans, where the fertilized egg undergoes several cell divisions and forms a hollow ball of cells.

Part of Speech: Noun

Sense 1:

Definition: An embryo at the stage of blastula with an inner cell mass and an outer layer of trophoblast cells.

Example Sentence: The blastocyst implants itself into the uterine wall to continue its development.

Sense 2:

Definition: A laboratory-created structure formed during in vitro fertilization (IVF), used to determine if the embryo is healthy before implantation.

Example Sentence: The fertility specialist examined the blastocyst carefully to assess its quality.

Part of Speech: Adjective

Sense 1:

Definition: Relating to or characteristic of a blastocyst.

Example Sentence: The blastocyst stage is a critical period in embryonic development.

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