Fetus

noun

/ˈfiːtəs/

Word Frequency: 5.7

Definitions

1.nounAn unborn or unhatched vertebrate showing signs of the mature animal.

2.nounA human embryo after the eighth week of gestation.

"The sequence is: molecules in reproductive systems, then gametes, zygotes, morulas, blastocysts, and then fetuses."

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