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germinal stage

1. in humans, the first 1 to 2 weeks of prenatal life after fertilization, in which the fertilized egg (zygote) migrates to the uterus and becomes implanted in the endometrium. The embryonic stage follows the germinal stage.

2. in plants, the season during which germination occurs.

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Psychology term of the day

May 25th 2024

liothyronine

liothyronine

n. a pharmaceutical preparation of L-triiodothyronine, a naturally occurring thyroid hormone, used to treat conditions associated with thyroid deficiency. It is also used as an adjunct to standard antidepressant therapy in the management of depression that has not responded to standard therapy alone. U.S. trade name (among others): Cytomel.