nascent

Coming into existence; emerging.

Beginning to exist or to grow; commencing development; coming into being; incipient.

Commencing, or in process of development; beginning to exist or to grow; coming into being.

Evolving; being evolved or produced.

the fleeting or momentary state of an uncombined atom or radical just separated from one compound, and not yet united with another, — a hypothetical condition implying peculiarly active chemical properties.

Emerging; just coming into existence.

Of the state of an element at the time it is generated from some compound.

being born or beginning