Emergence
Etymology
From Latin emergere, "to rise up" or "come forth," from ex-, "out," and mergere, "to dip" or "plunge." The philosophical sense was developed by British thinkers in the nineteenth and early twentieth centuries — the philosopher G. H. Lewes coined "emergent" in 1875 — to describe properties that appear at higher levels of organization and can’t be predicted from the lower ones. It is now central to complexity science, biology, and discussions of how minds and societies arise.
noun · /ih-MUR-junss/
The arising of complex patterns or behaviors from the interaction of simpler parts, where the whole shows properties none of the parts possess.
What it names
Why you can’t understand a traffic jam, a market panic, or consciousness by studying one car, one trader, or one neuron in isolation.
Example
The city’s vibrant neighborhood wasn’t planned; it was emergence — thousands of small, uncoordinated decisions producing a coherent character no one designed.
Related idea
A feedback loop is one mechanism through which emergence happens; emergence is the broader phenomenon of higher-order order appearing from lower-level parts.