Thalidomide is an infamous teratogen. Women can be exposed to this substance while trying to control nausea during pregnancy. Thalidomide was given (mostly in the late fifties) as a medication to control the nausea (it was removed from the market in 1961). Thalidomide causes severe malformation risks to a developing fetus.
adjective. The definition of naive is being immature, unaware or overly trusting. An example of naive is someone who believes that the moon is made of cheese because their mother said it was.
In early use, the word naive meant natural or innocent, and did not connote ineptitude. As a French adjective, it is spelled naive naÃ¯ve or. Naif naÃ¯f french adjectives have; grammatical gender naif naÃ¯f is used with masculine nouns and naive. naÃ¯ve with feminine nouns