Having been organized so that power and authority are spread out among multiple locations or levels rather than concentrated in one central place.
The past participle and adjective form of decentralise (British spelling). This describes the result of the decentralization process.
Bitcoin and other cryptocurrencies are specifically designed to be decentralised—there's no single bank or government controlling them, which is the whole point. It's both their strength (no single point of failure) and their weakness (hard to regulate)!
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