adjective.
Characterized by accumulation; serving to collect or amass; cumulative; additional.
adjective.
Having a propensity to amass; acquisitive.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adjective.
increasing by successive addition
adjective.
marked by acquiring or amassing
Word Usage
"Gladwell says the best succeed because of hard work, innate talent and a confluence of circumstances that some call accumulative advantage, and some call luck."