Incipience comes from Latin incipient- ‘undertaking, beginning’, from the verb incipere, from in- ‘into, towards’ + capere ‘take’. 

Incipience is a noun that refers to the beginning or first stage of something.  It signifies the state of being incipient, meaning just starting to exist or become apparent. In other words, it's the point at which something starts. 

The earliest known use of the noun "incipience" in English is in the 1860s, specifically in Webster's American Dictionary of English Language from 1864, according to the OED.  The word "incipience" is formed within English by derivation, from the adjective "incipient".  The earliest known use of "incipient" in English is from 1589 in the writings of Thomas Nashe.  

Examples of incipience in a sentence:  
"The incipience of a new era in technology was marked by the invention of the personal computer." 
"The incipience of a friendship can often be traced back to a shared interest or a memorable encounter." 
"As spring approaches, the incipience of blooming flowers brings a sense of renewal and beauty to the surroundings." 
"The incipience of the universe can be traced back to the Big Bang, which set in motion the formation of galaxies and stars." 
"The incipience of a writer's career is often filled with uncertainty and countless revisions."

Just the facts:

INCIPIENCE Definition & Meaning - Merriam-Webster